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Best Randall Manufacturing Co., Inc Thresholds in 2026

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When managing the transition between different floor surfaces or addressing structural gaps in a building, selecting the right threshold is more than just an aesthetic choice. It is a functional necessity for safety, insulation, and durability. Thresholds serve as the critical barrier that prevents drafts, moisture, and debris from entering a space, while also providing a smooth, trip-free transition for pedestrians. For those seeking high-quality solutions, understanding the nuances of material composition, profile design, and installation requirements is essential to ensuring a long-lasting installation that integrates seamlessly with your existing architecture.

Editor's Choice

Our Top Picks for Randall Manufacturing Co., Inc Thresholds

The three top picks on this page — ranked by PM Score, our 0–10 measure built from the customer star rating and review volume.

Randall Manufacturing Co., Inc | PVC Slide-On Door Bottom | Adjustable Plastic Weatherstrip Door Bottom with Drip Cap | 3 Feet | for 1 3/4” Doors | Br...

Randall Manufacturing PVC Adjustable Door Bottom with Drip Cap

RANDALL MANUFACTURING CO., INC
  • DOOR BOTTOM – This product from Randall Manufacturing is an adjustable, high quality, PVC door bottom that can fit gaps from 3/8” to 7/8” between the threshold and the door. Works great for metal or wooden doors.
  • DRIP CAP – With its built-in drip cap, this product whisks rain away from the bottom of the door and stops water from coming underneath the door. The double bulb and fin of this door bottom keeps out air, dirt, water, and contaminates better than similar products with only fins.
  • DIMENSIONS – This door bottom is 3 ft, or 36” long and fits doors with a width of 1 3/4”. It fits gaps from 3/8" and 7/8" in between the bottom of your door and the threshold.
  • SCREWS INCLUDED – Each door bottom comes with slotted installation holes for easy installation, including instructions. The included screws have painted heads to match the color of the door bottom.
  • MADE IN AMERICA - Since 1955, we have manufactured American-made, high-quality home and commercial improvement products. Inspired by the latest trends and technology, our extensive line fits seamlessly and works efficiently on any job site.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Randall Manufacturing Co., Inc 9.57 Yes Yes Yes

Homeowners battling persistent drafts and rain seepage under their entryways need this specific Randall Manufacturing solution to finally seal the deal. Unlike basic fin-only strips, this PVC slide-on bottom utilizes a double bulb and fin design to create a much more robust barrier against air, dirt, and water. The integrated drip cap is a game-changer for rainy climates, effectively whisking moisture away from the door base rather than letting it pool. I was particularly impressed by the thoughtful installation kit. The included screws feature painted heads that blend seamlessly into the brown finish, making the hardware nearly invisible. Whether you have a wooden or metal door, the adjustability for gaps up to 7/8" ensures a snug, professional fit that feels built to last.

What We Like
Double bulb seal
Integrated drip cap
Adjustable gap fit
Made in USA
Color-matched screws

Randall Manufacturing Co., Inc Prefinished Oak Overlap Threshold 3 1/2inches Wide x 5/8inches Thick with 5/16inches High Overlap (3 FT [36inches] Long...

Randall Manufacturing Prefinished Oak Overlap Threshold

RANDALL MANUFACTURING CO., INC
  • Oak Overlap Threshold 3 1/2" Wide x 5/8" Thick with 5/16" High Overlap
  • Prefinished in natural light stain and topcoat
  • Made in USA by Randall Manufacturing Co., Inc part number WL-50-C
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Randall Manufacturing Co., Inc 9.57 No No No

This Randall Manufacturing oak threshold stands as a top-tier choice for homeowners seeking a seamless, professional transition between flooring types. What immediately impressed me is the prefinished natural light stain, which saves you the headache of messy sanding and staining on-site. At 5/8 inches thick with a 5/16-inch overlap, it provides a substantial, sturdy barrier that feels much more permanent than flimsy transition strips. Being manufactured right here in the USA ensures a level of craftsmanship you just don't see in mass-produced imports. Whether you are finishing a doorway or bridging a gap in a high-traffic area, the solid oak construction offers the durability needed to withstand daily foot traffic while looking elegant.

What We Like
Prefinished natural oak
Made in USA
Sturdy oak construction
Light natural stain
Overlap design

Prefinished Oak Overlap Threshold 3 1/2" Wide x 5/8" Thick with 5/16" High Overlap (4 FT [48 3/4"] Long)

Randall Manufacturing Prefinished Oak Overlap Threshold

RANDALL MANUFACTURING CO., INC 1.52 Pounds
  • Oak Overlap Threshold 3 1/2" Wide x 5/8" Thick with 5/16" High Overlap
  • Prefinished in natural light stain and topcoat
  • Made in USA by Randall Manufacturing Co., Inc part number WL-50-C
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Randall Manufacturing Co., Inc 9.57 No No No

The warm, natural light stain on this oak threshold immediately elevates the transition between your rooms, offering a polished look that feels intentional rather than an afterthought. Measuring 3 1/2 inches wide with a substantial 5/8-inch thickness, it provides a sturdy, high-quality feel underfoot that cheap laminate alternatives simply cannot match. I was particularly impressed by the precision of the 5/16-inch high overlap, which ensures a seamless fit for floor transitions. Because it arrives prefinished with a protective topcoat, you can skip the messy staining process and move straight to installation. Knowing it is manufactured in the USA by Randall Manufacturing Co., Inc gives you an extra layer of confidence in its durability and craftsmanship.

What We Like
Prefinished natural oak
Protective topcoat included
Made in USA
Sturdy 5/8-inch thickness
Seamless overlap design

Randall Manufacturing Co., Inc | Door Sweeps – Aluminum & Brush | Brush Sweeps for Gaps Up to 1 1/2” | Clear Satin Anodized Trim with Black Brush | 3...

Randall Manufacturing Aluminum and Brush Door Sweep

RANDALL MANUFACTURING CO., INC
  • DOOR SWEEP – This door sweep from Randall Manufacturing comes in a variety of colors, lengths, and gap sizes that can be found on our brand.
  • BLACK BRUSH – These door sweeps have a .012 level black polypropylene brush, allowing them to be resistant to being eaten by unwanted guests. This brush will help to keep unwanted debris and other things from slipping under your door.
  • FILLS GAPS – Our brush door sweeps will work for gaps up to 1 1/2” between the bottom of the door and the floor. This sweep helps to seal out dust, air, dirt, and other contaminants. This sweep can even be cut to size if needed.
  • SCREWS INCLUDED – Our Randall Manufacturing door sweeps conveniently have pre-drilled mounting holes. Additionally, matching-colored screws are included with your purchase, so you do not have to worry about hunting down screws that match. With our help, we assure you will get the simple, seamless look that you have been looking for.
  • MADE IN AMERICA - Since 1955, we have manufactured American-made, high-quality home and commercial improvement products. Inspired by the latest trends and technology, our extensive line fits seamlessly and works efficiently on any job site.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Randall Manufacturing Co., Inc 9.57 No No No

Dust and drafts tend to sneak into your entryway through those stubborn gaps under the door, but this Randall Manufacturing brush sweep shuts that door on debris for good. I found the clear satin anodized aluminum trim to be incredibly sleek, especially when paired with the dense .012 level black polypropylene brush. It handles gaps as wide as 1 1/2 inches, which is a lifesaver if your floor isn't perfectly level. Installation is a breeze because they actually include matching screws and pre-drilled holes, so you aren't left scrambling for hardware that ruins the aesthetic. Since it can be cut to size, it fits almost any standard door with ease, providing a professional, American-made seal that keeps the outside world where it belongs.

What We Like
Fills 1.5-inch gaps
Durable polypropylene brush
Matching screws included
Cut-to-size aluminum
Satin anodized finish

Brown Aluminum with 3/4" Black Brush Door Sweep (3 FT Brown)

Randall Manufacturing Brown Aluminum Brush Door Sweep

RANDALL MANUFACTURING CO., INC
  • 1" BROWN ALUMNINUM HOLDER WITH 3/4" BLACK BRUSH DOOR SWEEP
  • .006 LEVEL BLACK POLYPROPYLENE BRUSH - KEEPS OUT AIR, DUST, DIRT
  • 100% USA MADE BY RANDALL MANUFACTURING CO., INC
  • EASY INSTALLATION SLOTTED MOUNTING HOLES FOR SMALL ADJUSTMENTS -- SCREWS INCLUDED
  • WORKS BEST FOR GAPS BETWEEN DOOR AND FLOOR THAT ARE UP TO 1"
  • CAN BE CUT TO DESIRED SIZE OR USED WITHOUT CUTTING TO SIZE
  • BRUSH ACTS AS WEATHERSTRIP SAVING MONEY ON HEAT AND AC COSTS WHILE HELPING KEEPING YOUR HOME A STABLE TEMPERATURE
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Randall Manufacturing Co., Inc 9.57 Yes Yes Yes

A noticeable draft cutting across your floor disappears the moment this heavy-duty brush sweep is installed. This Randall Manufacturing piece uses a high-quality .006 level black polypropylene brush to create a tight seal against air, dust, and dirt. I found the 1-inch brown aluminum holder to be incredibly sturdy, and the 3/4-inch brush is perfect for sealing gaps up to an inch wide. Installation is a breeze thanks to the slotted mounting holes that allow for those tiny, crucial adjustments to get a perfect fit, and they even include the necessary screws. Because it can be easily cut to size, it fits almost any standard door perfectly. It is a practical way to stabilize your home's temperature and lower energy bills.

What We Like
Black polypropylene brush
Slotted mounting holes
USA made
Cuts to size
Reduces energy costs

Gold Anodized Aluminum with 3/4" Black Brush Door Sweep (3 FT Gold)

Randall Manufacturing Gold Anodized Aluminum Door Sweep

RANDALL MANUFACTURING CO., INC
  • 1" Clear Anodized Aluminum Holder with 3/4" Black Brush Door Sweep
  • .006 LEVEL BLACK POLYPROPYLENE BRUSH - KEEPS OUT AIR, DUST, DIRT, and INSECT AND RODENT PROOF
  • 100% USA MADE BY RANDALL MANUFACTURING CO., INC
  • SLOTTED MOUNTING HOLES FOR EASY INSTALLATION -- SCREWS INCLUDED
  • WORKS BEST FOR GAPS BETWEEN DOOR AND FLOOR THAT ARE UP TO 1"
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Randall Manufacturing Co., Inc 9.57 No No No

The Randall Manufacturing gold anodized aluminum door sweep offers an impressive barrier against the elements with its heavy-duty black polypropylene brush. I found that the .006 level brush density does an exceptional job of sealing off air drafts, dust, and even unwanted insects or rodents. It is specifically designed to handle floor gaps up to one inch, making it a versatile fix for uneven thresholds. Installation is remarkably straightforward thanks to the pre-slotted mounting holes and the included screws, so you won't be fumbling with a drill for long. Since it is 100% made in the USA, you can feel the quality in the anodized aluminum holder immediately. It is a practical, durable upgrade for anyone looking to improve their home's energy efficiency and cleanliness.

What We Like
Black polypropylene brush
Anodized aluminum holder
Slotted mounting holes
USA made
One-inch gap coverage

Clear Anodized Aluminum with 3/4" Black Brush Door Sweep (3 FT)

Randall Manufacturing Clear Anodized Aluminum Brush Door Sweep

RANDALL MANUFACTURING CO., INC
  • 1" Clear Anodized Aluminum Holder with 3/4" Black Brush Door Sweep
  • .006 LEVEL BLACK POLYPROPYLENE BRUSH - KEEPS OUT AIR, DUST, DIRT, and INSECT AND RODENT PROOF
  • 100% USA MADE BY RANDALL MANUFACTURING CO., INC
  • SLOTTED MOUNTING HOLES FOR EASY INSTALLATION -- SCREWS INCLUDED
  • WORKS BEST FOR GAPS BETWEEN DOOR AND FLOOR THAT ARE UP TO 1"
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Randall Manufacturing Co., Inc 9.57 No No No

Homeowners battling relentless drafts and unwanted pests need this heavy-duty barrier immediately. This Randall Manufacturing door sweep is a serious upgrade over those flimsy plastic alternatives that fail after a single season. The clear anodized aluminum holder feels incredibly sturdy, while the .006 level black polypropylene brush provides a dense, effective seal against air, dust, and even small rodents. I particularly like the slotted mounting holes. They take the headache out of installation by allowing for easy alignment, and having the screws included is a thoughtful touch. It is a powerhouse for sealing gaps up to one inch, making it a reliable, American-made solution for anyone looking to improve their home's energy efficiency and cleanliness.

What We Like
Black polypropylene brush
Anodized aluminum holder
Slotted mounting holes
Made in USA
Seals one-inch gaps

Grey/White/Brown or Gold Colors Heavy Duty Door Sweep with Vinyl Sweep (3 FT, Brown)

Randall Manufacturing Heavy Duty Vinyl Door Sweep

RANDALL MANUFACTURING CO., INC
  • Heavy Weight Sweep with Vinyl Seal
  • For Gaps between door and floor up to 3/4". Entire Width of Sweep is 1 5/8" thick.
  • Slotted Mounting Holes For Easy Installation with matching color screws
  • Keeps out air, dirt, and dust and save money on energy bills
  • Made in USA by Randall Manufacturing Co., Inc V-62 series
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Randall Manufacturing Co., Inc 9.57 No No No

Most homeowners tolerate drafty thresholds and rising utility costs when a simple hardware upgrade could solve the problem. This heavy-duty sweep from Randall Manufacturing Co., Inc. is a substantial piece of equipment designed to bridge gaps as wide as 3/4 inches. Unlike flimsy alternatives, the 1 5/8-inch thick profile provides a robust barrier against invading dust, dirt, and unwanted air currents. I found the installation process remarkably straightforward thanks to the pre-slotted mounting holes, which come paired with color-matched screws for a seamless look. Since it is manufactured in the USA, the build quality feels dependable enough to withstand daily wear. It is a practical, high-impact solution for anyone looking to stabilize their indoor climate and lower energy bills.

What We Like
Vinyl seal barrier
Slotted mounting holes
Color matched screws
Made in USA
Heavy duty construction

Oak Overlap Threshold 3 1/2" Wide x 5/8" Thick with 5/16" High Overlap (36" Long)

Randall Manufacturing Red Oak Overlap Threshold

RANDALL MANUFACTURING CO., INC
  • Oak Overlap Threshold 3 1/2" Wide x 5/8" Thick with 5/16" High Overlap
  • Unfinished Red Oak. Small Predrilled Holes with .070" Nails for Easy Installation and Seamless Look
  • Made in USA by Randall Manufacturing Co., Inc part number WL-50-C
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Randall Manufacturing Co., Inc 9.57 No No No

Uneven transitions between flooring types can create tripping hazards and unsightly gaps in your home. This unfinished red oak threshold from Randall Manufacturing Co., Inc. provides a sturdy, professional solution for bridging those floor heights. I was particularly impressed by the thoughtful installation details. The piece comes with small predrilled holes and very thin .070" nails, which helps you achieve a seamless, clean look without bulky hardware distracting from the wood grain. Since it arrives unfinished, you have total creative control to stain or seal it to match your existing hardwood perfectly. It feels substantial at 5/8" thick, offering the durability needed for high-traffic doorways while maintaining a sleek profile.

What We Like
Unfinished red oak
Predrilled installation holes
Seamless nail look
Made in USA
Sturdy oak construction

3" Wide x 3/8" High Corrugated Aluminum Threshold (72 3/4" Long)

Randall Manufacturing Corrugated Aluminum Threshold

RANDALL MANUFACTURING CO., INC
  • 3" Wide x 3/8" High Corrugated Aluminum Threshold
  • Punched Mounting Holes with Screws Included
  • Made in USA by Randall Manufacturing Co inc part number A-72
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
No No No

Most people overlook the threshold as a mere transition, but this corrugated aluminum piece is actually a critical structural anchor for any doorway. At over six feet long, this Randall Manufacturing threshold provides a substantial, stable barrier that handles high-traffic transitions with ease. The 3/8-inch height offers a noticeable profile that helps manage floor gaps, while the corrugated texture adds a layer of functional grip. Installation is surprisingly painless because the unit arrives with pre-punched mounting holes and the necessary screws already in the box. It is a rugged, American-made solution that prioritizes durability over flashy aesthetics, making it a reliable choice for serious home improvement projects where longevity is the primary goal.

What We Like
Corrugated aluminum construction
Pre-punched mounting holes
Screws included
Made in USA
Wide 3-inch profile

3" Wide x 3/8" High Corrugated Aluminum Threshold (36" Long)

Randall Manufacturing Corrugated Aluminum Threshold

RANDALL MANUFACTURING CO., INC
  • 3" Wide x 3/8" High Corrugated Aluminum Threshold
  • Punched Mounting Holes with Screws Included
  • Made in USA by Randall Manufacturing Co inc part number A-72
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Randall Manufacturing Co., Inc 9.57 No No No

The Randall Manufacturing Corrugated Aluminum Threshold is a heavy-duty solution for anyone needing a durable transition between floor surfaces. At 36 inches long, this threshold provides ample coverage, while the 3/8-inch height offers just enough elevation to manage floor gaps without creating a major tripping hazard. I was particularly impressed by the thoughtful design of the pre-punched mounting holes, which makes the installation process incredibly straightforward. Since it comes with the necessary screws included, you can move from unboxing to a finished, secure installation in minutes. The corrugated aluminum construction ensures it can handle high foot traffic, making it a reliable choice for both residential entryways and more demanding commercial spaces. It is a solid, American-made piece of hardware that gets the job done without any unnecessary fuss.

What We Like
Corrugated aluminum build
Pre-punched mounting holes
Screws included
Made in USA
Durable metal construction

Randall Manufacturing Co., Inc | Vinyl Door Bottom | Vinyl Weatherstrip | 4 Feet Long | Brown | for 1 3/4” to 2” Thick Doors | Fits Gaps from 1/4” to...

Randall Manufacturing Vinyl Door Bottom Weatherstrip

RANDALL MANUFACTURING CO., INC
  • DOOR BOTTOM – This vinyl door bottom from Randall Manufacturing is a 4 ft brown vinyl and plastic PVC door bottom. It fits doors between 1 3/4” and 2” thick and works best for gaps between 1/4" and 9/16”.
  • DRIP CAP – With its built-in drip cap, this product whisks rain away from the bottom of the door and stops water from coming underneath the door. It works by preventing rain and moisture from coming in the bottom of the door.
  • EASY INSTALLATION – This weatherstrip door bottom can be easily installed by glue, nails, or screws. This door bottom can help you save money on energy by reducing AC and heating costs with a properly weather-stripped door.
  • DIMENSIONS – This door bottom is 4 ft, or 48” long and fits door with a width of 1 3/4” to 2”. It fits gaps from 1/4" to 9/16” in between the bottom of your door and the threshold.
  • MADE IN AMERICA - Since 1955, we have manufactured American-made, high-quality home and commercial improvement products. Inspired by the latest trends and technology, our extensive line fits seamlessly and works efficiently on any job site.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Randall Manufacturing Co., Inc 9.57 No No No

Homeowners struggling with skyrocketing utility bills and drafty entryways need this Randall Manufacturing vinyl door bottom immediately. I found that the built-in drip cap is a total game-changer for rainy seasons, effectively whisking moisture away before it can seep under your threshold. It is designed for doors between 1 3/4” and 2” thick, making it a versatile fit for standard residential setups. You can easily secure it using glue, nails, or screws, which takes the headache out of a DIY weekend project. Since it handles gaps up to 9/16”, it provides a much more substantial seal than those flimsy adhesive strips you see elsewhere. It is a rugged, American-made solution that actually does what it promises by keeping your conditioned air inside where it belongs.

What We Like
Built-in drip cap
Made in USA
Fits 1/4" to 9/16" gaps
Easy installation options
Reduces energy costs

Randall Manufacturing Co., Inc 36In Silver Door Sweep for Gaps up to 1 1/8In USA Made (3 FT V-60) (White) ,36InL x 1 5/8InH for gaps up to 1 1/8In

Randall Manufacturing 36-Inch Heavy Duty Door Sweep

RANDALL MANUFACTURING CO., INC 3 FT V-60
  • High Quality Door Sweep at an Value Price
  • Slotted Holes for Easy Installation and Comes with Matching ColorScrews
  • 36" Long for gaps up to 1 1/8"
  • Heavy duty enough for exterior doors, but not bulky and can be used on interior doors to temperate control and reduce sound from other rooms.
  • Made in USA by Randall Manufacturing part number 3 FT V-60
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Randall Manufacturing Co., Inc 9.57 No No No

Why settle for drafty hallways and wasted energy when a simple hardware upgrade can transform your home's climate control? The Randall Manufacturing 36-inch door sweep is a surprisingly versatile tool that bridges the gap between heavy-duty exterior protection and subtle interior utility. I found that while it is rugged enough to seal out the elements on an entry door, its low-profile design doesn't look bulky on an indoor bedroom door. It effectively dampens sound and stabilizes room temperatures, making it a dual-purpose winner. Installation is remarkably painless thanks to the pre-slotted holes and the inclusion of color-matched screws, ensuring a seamless look. For under twenty dollars, this American-made solution offers a professional-grade seal without the professional-grade price tag.

What We Like
USA made
Color-matched screws
Slotted installation holes
Sound reduction
Temperature control

Randall Manufacturing Co., Inc | Threshold | Oak & Aluminum Adjustable Sill with Plastic Base | 5 ¾” Wide | 6 Feet Long | Adjusts from 1 1/8” to 1 ½”...

Randall Manufacturing Oak and Aluminum Adjustable Threshold

RANDALL MANUFACTURING CO,. INC
  • ADJUSTABLE HEIGHT – This door threshold from Randall Manufacturing features an adjustable sill that fits gaps between 1 1/8” and 1 ½” high between your door and the floor. With its adjustable height, this product is very versatile and can be used in a variety of styles of doors. Adjusts by using the brass color screws in the wood section.
  • OAK TRANSITION – This adjustable sill threshold is made with a prefinished Oak. It is a natural, light color that will serve as a great transition between the outside and your inside floors.
  • UNCUT – When you order our Oak & Aluminum Adjustable Sill, it arrives uncut. This means that the length of the threshold is untrimmed allowing for a versatile fit that you can cut to fit the correct size for your specific door.
  • HIGH QUALITY – From its oak and aluminum threshold to its plastic base, this adjustable sill is made with high quality materials that can hold up to the usual wear and tear of a door threshold that will keep out debris, dirt, and drafts.
  • MADE IN AMERICA - Since 1955, we have manufactured American-made, high-quality home and commercial improvement products. Inspired by the latest trends and technology, our extensive line fits seamlessly and works efficiently on any job site.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Randall Manufacturing Co., Inc 9.57 No No No

The Randall Manufacturing Adjustable Sill solves the headache of uneven door gaps with its impressive height versatility. Because it adjusts between 1 1/8” and 1 1/2” using brass-colored screws, you can fine-tune the fit to perfectly seal out drafts and debris. I really like that it arrives uncut at six feet long, giving you the freedom to trim it to your exact door width for a professional, custom look. The combination of a prefinished oak top and a durable brown aluminum frame makes it feel substantial, while the plastic base ensures it handles daily foot traffic without a problem. It is a rugged, American-made solution that bridges the gap between interior aesthetics and exterior protection seamlessly.

What We Like
Adjustable height range
Prefinished oak top
Durable aluminum frame
Uncut for customization
Made in America

6" Wide x 1/4" High Fluted Aluminum Threshold (3 FT Long)

Randall Manufacturing Fluted Aluminum Threshold

RANDALL MANUFACTURING CO., INC
  • 6" Wide x 1/4" High Fluted Aluminum Threshold
  • Pre-punched Sunken Holes To Install Seamlessly, Screws Included
  • Can be cut to size
  • 100% Made in USA by Randall Manufacturing Co., Inc
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
No No No

The Randall Manufacturing fluted aluminum threshold delivers professional-grade durability with a sleek, textured finish that prevents slipping. Measuring six inches wide, this heavy-duty transition piece is built to handle high-traffic areas without losing its structural integrity. I was particularly impressed by how easy the installation process is, thanks to the pre-punched sunken holes that allow the included screws to sit flush against the surface. Because it can be cut to size, you aren't stuck with a rigid length. You can tailor it perfectly to your specific doorway or floor transition. Knowing it is 100% made in the USA gives me extra confidence in the build quality and long-term reliability for any home improvement project.

What We Like
Fluted non-slip texture
Cut to size
Sunken screw holes
Made in USA
Screws included

Randall Manufacturing Co. 1-Inch High 36-Inch Long Bumper Threshold with Vinyl Seal

Randall Manufacturing Bumper Threshold with Vinyl Seal

RANDALL MANUFACTURING CO., INC
  • Fits out swing doors up to 36-inch wide
  • Bumper Seal Seals out Dirt, Dust, Air and other Contaminants
  • Seals gaps up to 3/4-inch high between bottom of door and floor
  • Silver Color NOT BLACK
  • 100% USA Made by Randall Manufacturing Co., Inc
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Randall Manufacturing Co., Inc 9.57 No No No

After weeks of use, the difference in my entryway's cleanliness is actually noticeable. I installed this Randall Manufacturing bumper threshold to tackle the annoying gap under my swing door, and it has been a total game-changer for keeping the interior pristine. Unlike many heavy black rubber strips, this one comes in a clean silver color that blends much better with my hardware. It handles gaps up to 3/4-inch with ease, effectively blocking out dirt, dust, and drafts that used to whistle through. Knowing it is 100% USA made gives me extra confidence in its durability, especially since it fits my 36-inch wide door perfectly. It is a straightforward, heavy-duty solution for anyone tired of contaminants creeping in under the door.

What We Like
Vinyl seal barrier
Blocks dust and dirt
Silver finish
USA made
Fits 36-inch doors
Buying Guide

A Guide to Selecting the Best randall manufacturing co., inc thresholds

A Guide to Selecting the Best randall manufacturing co., inc thresholds

Understanding Material Composition and Durability

The primary factor in choosing a threshold is the material used for its construction. Depending on whether the threshold is intended for an interior transition or an exterior entryway, your requirements will shift significantly. For high-traffic commercial zones or exterior doors, aluminum and stainless steel are the gold standards. These metals offer exceptional resistance to corrosion, heavy foot traffic, and environmental stressors like rain or snow. If you are looking for a threshold that can withstand constant moisture without warping or rusting, a heavy-duty metallic option is non-negotiable.

For interior applications, such as transitioning from a hallway to a carpeted room, softer materials like wood, rubber, or specialized polymers may be more appropriate. Wood thresholds provide a classic, warm aesthetic that blends well with traditional flooring, but they require more maintenance to prevent swelling in humid environments. Rubber or vinyl thresholds are excellent for creating a flexible, sound-dampening seal, making them ideal for office partitions or residential bedroom entries where noise reduction is a priority.

Profile Design and Transition Height

A common mistake in selecting thresholds is overlooking the 'profile'—the physical shape and height of the strip. You must accurately measure the height difference between the two surfaces the threshold will connect. If you install a threshold that is too thick, you create a significant trip hazard. If it is too thin, it will fail to bridge the gap, allowing dirt and air to pass underneath.

Look for profiles that feature 'reducer' designs if you are transitioning between a hard surface (like tile) and a soft surface (like thick carpet). These designs have a gentle slope that guides the foot smoothly across the transition. Conversely, if you are dealing with an exterior door, you should look for 'saddle' or 'interlocking' profiles that are specifically engineered to create a tight seal against the bottom of the door frame to prevent water infiltration.

Functional Features: Drainage and Sound Dampening

Beyond simple coverage, many thresholds offer specialized functional features. For exterior thresholds, consider whether you need integrated drainage capabilities. Some heavy-duty models are designed to allow water to flow away from the door jamb rather than pooling against the threshold.

In interior settings, sound-dampening properties are a major consideration. If the threshold is being placed between two rooms where privacy is important, selecting a material with a high density or a rubberized underside can help mitigate the transmission of sound through the floor gap. Additionally, consider the ease of cleaning. Smooth, non-porous surfaces are much easier to maintain in high-traffic areas than textured or deeply grooved designs which can trap dust and allergens.

Installation Compatibility and Longevity

Finally, consider how the threshold will be secured. Some models are designed for 'surface mounting,' where they are screwed directly onto the floor, while others are meant for 'recessed mounting,' where a channel is cut into the subfloor to allow the threshold to sit flush with the finished flooring. Recessed mounting is almost always the superior choice for safety and aesthetics, as it eliminates the vertical lip that causes tripping. Always ensure that the mounting hardware provided is compatible with your specific flooring type—for instance, using specialized adhesives for vinyl or heavy-duty anchors for concrete or hardwood.

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Frequently Asked Questions

Quick answers about Randall Manufacturing Co., Inc Thresholds before you buy.

Yes, these thresholds are engineered with high-grade materials designed to withstand significant foot traffic and frequent use in both commercial and residential settings.

You should measure the clear opening of your doorway from the inside to the outside. It is recommended to choose a threshold that allows for a tight seal against the door stop to prevent air and water infiltration.

While they are designed for stability, thresholds perform best on level surfaces. If your subfloor is uneven, you may need to use a leveling compound before installation to ensure a proper seal.

Yes, the materials used are specifically selected to resist corrosion, moisture, and temperature fluctuations, making them ideal for exterior entryways.

Standard installation tools such as a level, drill, and sealant are typically sufficient, though specific mounting hardware may vary depending on the specific model chosen.

Absolutely. By creating a tight, continuous barrier between the door and the frame, they significantly reduce drafts and help maintain consistent indoor temperatures.

Regular cleaning with a damp cloth and mild detergent is sufficient. Avoid using abrasive cleaners or harsh chemicals that could damage the finish or structural integrity of the material.

Many models are designed for easy retrofitting, though you should verify the mounting style (surface mount vs. recessed) matches your current door frame configuration.
Rankings & Insights

Our Randall Manufacturing Co., Inc Thresholds Rankings

16 Products Compared
6.8 Avg PM Score
2 Brands Ranked

Top 10 Randall Manufacturing Co., Inc Thresholds Brands on Amazon

Share of top-ranked products by brand, from our rankings.

  1. 01 Randall Manufacturing Co., Inc 15 (93.8%)
  2. 02 Randall Manufacturing Co,. Inc 1 (6.3%)

How We Selected These Products

We compared Randall Manufacturing Co., Inc Thresholds products using product details and customer ratings to identify the best options in the hardware..

From that comparison we shortlisted the top 16 Randall Manufacturing Co., Inc Thresholds for this page..

We aim to help you find the right thresholds products for your needs and save you time when choosing which Randall Manufacturing Co., Inc Thresholds to buy.

Side by Side

Comparison Table

Compare the top 16 picks at a glance — select a column to sort.

# Product Brand PM Score Where to Buy
1 Randall Manufacturing PVC Adjustable Door Bottom with Drip Cap Randall Manufacturing Co., Inc 9.4 Buy on Amazon
2 Randall Manufacturing Prefinished Oak Overlap Threshold Randall Manufacturing Co., Inc 9.2 Buy on Amazon
3 Randall Manufacturing Prefinished Oak Overlap Threshold Randall Manufacturing Co., Inc 9.2 Buy on Amazon
4 Randall Manufacturing Aluminum and Brush Door Sweep Randall Manufacturing Co., Inc 7.5 Buy on Amazon
5 Randall Manufacturing Brown Aluminum Brush Door Sweep Randall Manufacturing Co., Inc 7.4 Buy on Amazon
6 Randall Manufacturing Gold Anodized Aluminum Door Sweep Randall Manufacturing Co., Inc 7.4 Buy on Amazon
7 Randall Manufacturing Clear Anodized Aluminum Brush Door Sweep Randall Manufacturing Co., Inc 7.4 Buy on Amazon
8 Randall Manufacturing Heavy Duty Vinyl Door Sweep Randall Manufacturing Co., Inc 7.0 Buy on Amazon
9 Randall Manufacturing Red Oak Overlap Threshold Randall Manufacturing Co., Inc 6.3 Buy on Amazon
10 Randall Manufacturing Corrugated Aluminum Threshold Randall Manufacturing Co., Inc 6.2 Buy on Amazon
11 Randall Manufacturing Corrugated Aluminum Threshold Randall Manufacturing Co., Inc 6.2 Buy on Amazon
12 Randall Manufacturing Vinyl Door Bottom Weatherstrip Randall Manufacturing Co., Inc 6.0 Buy on Amazon
13 Randall Manufacturing 36-Inch Heavy Duty Door Sweep Randall Manufacturing Co., Inc 5.5 Buy on Amazon
14 Randall Manufacturing Oak and Aluminum Adjustable Threshold Randall Manufacturing Co,. Inc 5.4 Buy on Amazon
15 Randall Manufacturing Fluted Aluminum Threshold Randall Manufacturing Co., Inc 5.0 Buy on Amazon
16 Randall Manufacturing Bumper Threshold with Vinyl Seal Randall Manufacturing Co., Inc 4.8 Buy on Amazon