Best Adjustable Thresholds in 2026

Improve the energy efficiency of your home

L-shaped door bottom

Vinyl finned insert

Door threshold replacement to protect from dust, moisture and insects

36 inches long , can be fixed easily

Made of vinyl, lightweight

Best sealing sweep – compatible with most thresholds

Double Bubble provides the most contact between sweep and threshold

Adjustable up to 7/8” to ensure a perfect seal

Adjustable COMPOSITE CAP

Mill- *Silver Color

Solid Composite base underneath the full length of the Threshold

U-shaped, so they slide easily on to aluminum, steel, or wood doors 1-3/4in thick

The door bottom is 1-3/4in wide x 36in long and brown color

Helps lock in or keep out cold and warm air, dust, dirt and bugs

Heavy gauge aluminum with construction Grade vinyl on the interior

Features a thermo-barrier design to prevent cold temperature transfers

Low rug, fixed sill design allows you to use on heights up to 3/4 in

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.

Installation is very easy

Can create a weatherproof seal

This threshold is adjustable

6" Wide x 5/8" High Plain Unfinished Oak Threshold

Small Predrilled Mounting Holes For Seamless look while holding the threshold in place

Unstained, can be stained any color

Seals out dust, drafts and insects

Used in weather stripping

Made of vinyl, 36" long

COMPOSITE CAP with COMPOSITE BASE

The COMPOSITE Cap is Adjustable

7 13/16" Wide x 36" - *The Length is Untrimmed to allow the Customer to cut the Correct Size

Overlap Threshold Transition Strips: Length: 3m/9.84ft, Width: 35mm, Height: Approx. 7mm. Typically Used for Flooring, Laminate Threshold Slope Transitions And Floor/Carpet Edging. Suitable for Threshold Transitions of Height 4-5mm.

Wide Range of Applications: Doorways Carpet To Tile Ramp,Carpet To Vinyl Transition,Transition Strip Between Carpet And Linoleum,Tile To Carpet Transition,Carpet Tile Trim,Room Floor Divider,Carpet To Tile Threshold Transition,Laminate Floor Pieces,Door Threshold Cover Interior, Laminate To Tile Transition, Stair Edging, Carpet And Flooring Edging.

High-Quality Environmental Protection Material: Using High-Quality, Flexible And Environmentally Friendly Pvc Material (Not a wooden material), It Is Non-Toxic And Free Of Heavy Metals And Formaldehyde. The Surface Is Scratch-Resistant, Wear-Resistant, Dirt-Resistant, Easy To Clean, And Not Easy To Get Dirty.Please note that it is flexible, not rigid.

Package Content: 2 rolls of replacement door sweeps are included in the package, each roll is 0.94 m/ 37 inch long, and the total length is 1.88 m/ 74.02 inch, which is enough for daily use

Silicone Material: made of quality silicone material, the door threshold seal is strong and wear resistant, not easy to break or deform, which helps prevent air penetration

Adjustable Design: you can cut the storm door sweep to the right length according to your needs, and then fit it on the bottom of the storm door; Before placing an order, check to make sure that the profile shape matches your original part

Heavy Duty Aluminum And Vinyl For Long Lasting Seal And Durability

Vinyl Strips On Base Provide A Weather Tight Seal Against Floor

Seals Gaps Up To 5/16 Inch High

Adjustable Pre-Finished Pre-Drilled Oak Threshold 3 1/2" Wide

Comes with screws and installation instructions.

Adjustable to fill Gaps 3/4" to 1 1/4" between door and floor making a perfect seal even if door or floor is uneven

Oak and Aluminum Adjustable Threshold 3 5/8" wide

Adjustable Threshold Height from 1 1/8" to 1 1/2" High

Pre-Finished Red Oak and Heavy Gauge Aluminum

Adjustable patented push Technology for perfect seal

3 1/2" Wide Oak Threshold For Gaps Between Door 7/8" - 1 3/8"

Made In USA by Randall Manufacturing Part number W-9-U

High Quality Adjustable Threshold! Quality Aluminum, Wood, Hardware and Rubber seal.

Adjustable Wood/Oak Riser - Adjusts a 1/4" for a tight seal.

High quality pre installed hardware ensures smooth up and down adjustability

Make perfect seal even with an uneven door using the push bar, push bar until vinyl makes contact with door for a perfect seal done easy

36" Long x 3 1/2" wide and adjustable for gaps between door and floor 5/8" to 1 1/8"

Made in USA by Randall Manufacturing part number 3 FT V-9-G

Length: 37 1/2”, Width: 1 1/2”, Height: 1/2” (Can be trimmed to fit)

10″ On Center Spacing Between Screws

Rot Resistant, Deflects Moisture Away from the Cap

Adjustable Height Oak and Aluminum Threshold with Durable Weatherseal

Weatherstrip In between Oak and Aluminum Sections Makes Contact with Bottom of Door When Door is Closed to Make Perfect Seal, Weatherstripping the Door Bottom. Keeping out Dirt, Dust, and Air. Saves Money on AC/Heating Costs While Helping Keeping Desired Temperature Inside.

5 3/4" Wide and Adjusts from 1 1/8" to 1 1/2" High. Adjusts Up or Down by Using the Screws in the Wood Section.

Tile Laminate Floor Transition Strip & Edging Trim. Flooring Reducer, Floor Tile Edge Trim and Threshold Transition. Provides height compensation for wood floor, laminate floor, ceramic tile, vinyl floor, relieves height difference, threshold transition.

Tile to Floor, Carpet to Tile, Wood to Tile, Bathroom, Sliding Doors, Home Front Door Entry Threshold Transitions.

Non-slip surface. Our sill ramps and sill transition strips are designed with a non-slip surface, with anti-slip stripes on the surface, which can effectively play a non-slip role. Especially in rainy and snowy weather, it can help you pass more safely. Provide a safer way for seniors and children to pass.

3 FT - 1 1/2" Wide x 5/8" High Bumper Threshold by Randall Manufacturing Co 3 FT V-8-C

Made in USA

Screws Included

ADJUSTABLE HEIGHT OAK AND ALUMINUM THRESHOLD

VERY HIGH QUALITY, MADE IN USA, ALL PART USA MADE

5 3/4" Wide and adjusts from 1 1/8" to 1 1/2" high.

36" Long x 3 1/4" Wide x 7/8" High Vinyl Seal Threshold

High Quality Vinyl for Superior Resistance to Wear and Tear

Made in USA by Randall Manufacturing part number 3 FT V-4

Adjustable Height

For Out-Swinging Doors

This product is Fire-Rated

This product meets the requirements of ADA Standards.

Finish is mill aluminum