Best 40 Water Pipe Fittings in 2026

PIPE CONNECTOR: Brass pipe connectors are perfect for making easy connections between same-size pipe; ideal for use in tight spaces **Large diameter fittings (1-1/4 to 2 inches) require a Stiffener (sold separately) when connecting to PEX pipe**

VERSATILE: SharkBite plumbing fittings are compatible with PEX, copper, CPVC, PE-RT and SDR-9 HDPE pipe; approved for underground and behind-the-wall applications with no access panels (Wrapping required when burying underground)

EASY TO INSTALL: Straight coupling can be easily installed without the need for soldering, glue, or additional tools; can be installed in wet lines

✔️【 Lead Free Non-Pollution Compliant Brass 】: Easily installed without flame, flux, or solder and requires no bonding agents, glue, or solvents. Suitable for new or retrofit construction and for hot or cold water distribution.

✔️【 Extra Long Service Life 】: Resists corrosion and mineral buildup, rust, and freeze damage.

✔️ 【Compatibility & Applications 】: Manufactured to ASTM Standard F1807 and CSA B137.5 for use with any SDR-9 PEX tube. COMPATIBLE with ONLY Crimp or Cinch Type rings and/or connectors. NOT Compatible with: -Expander Fitting System, Uponor/Wirsbo Expander System. This brass crimp fitting can be used in plumbing jobs and connects PEX Pipe in water distribution and hydronic heating systems.

Female National Pipe Taper (NPT) threads for connecting to male threaded pipes

Brass for corrosion resistance, ductility at high temperatures, and low magnetic permeability

1/4-Inch NPT x 1/4-Inch NPT, Coupling for connecting two pipes with the same diameter in a straight run

Coupling for connecting two pipes with the same diameter in a straight run

Female National Pipe Taper (NPT) threads for connecting to male threaded pipes

Brass for corrosion resistance, ductility at high temperatures, and low magnetic permeability

Plumbing fittings fit Copper, Pex, CPVC Pipe and connects them in any combination. Certified by UPC / IAPMO to meet Lead-Free ANSI/NSF-14/G Compliant.

AWWA C800 Compliant. Manufactured in an accredited facility, meeting ASME B1.20.1 ASSE 1112

Use in potable water and hydronic heating applications

【APPROVED TO USE】: SUNGATOR push pex fittings are Certified and listed to ASSE 1061, NSF/ANSI 61; SUNGATOR plumbing fittings meet UPC, CUPC requirements. Lead Free brass is safe for drinking water and hydronic heating water distribution.

【EASY INSTALLATION】: Complete installs faster and safer than traditional methods with SUNGATOR pushfit couplings and ease of use reduces installation errors as pushfit plumbing fittings completely eliminates the need to solder, crimp, glue, thread or fabricate in any forms; Just push and lock the pipe to get the seamless performance.

【VERSATILE APPLICATIONS】: Whether you are repairing a water line, installing a water heater, remodeling a home or plumbing a system in a new construction job, SUNGATOR push pex plumbing fittings are compatible with a range of different end connections, joining any combination of PEX, copper, CPVC pipe.

Coupling for connecting two pipes with the same diameter in a straight run

3/8" Female National Pipe Taper (NPT) threads for connecting to 3/8" male threaded pipes.

Legines pipe fittings are made of CA360 or CA377 brass, not ordinary copper alloy, and meet SAE standard, have dryseal threads, forgings & extruded.

【APPROVED TO USE】: SUNGATOR push pex fittings are Certified and listed to ASSE 1061, NSF/ANSI 61; SUNGATOR plumbing fittings meet UPC, CUPC requirements. Lead Free brass is safe for drinking water and hydronic heating water distribution.

【EASY INSTALLATION】: Complete installs faster and safer than traditional methods with SUNGATOR push fittings and ease of use reduces installation errors as pushfit plumbing fittings completely eliminates the need to solder, crimp, glue, thread or fabricate in any forms; Just push and lock the pipe to get the seamless performance.

【VERSATILE APPLICATIONS】: Whether you are repairing a water line, installing a water heater, remodeling a home or plumbing a system in a new construction job, SUNGATOR push pex plumbing fittings are compatible with a range of different end connections, joining any combination of PEX, copper, CPVC pipe.

Connects pipe in a straight run

Fitting connects to schedule 40 PE pipe on both ends

PVC for strength and resistance to reactions with acids, gasoline, alcohol, and hydrocarbons

✅ SPECIFICATION - Standard brass pipe fitting 3/8" NPT female to 3/8" NPT female coupling adapter for connecting two male threaded pipes with the same diameter in a straight run.

✅ MATERIAL - This pipe coupler is made of high quality durable brass for corrosion resistance, high temperature ductility and low magnetic permeability. Can be used in wet environments; it can also be used with grease, fuels and natural gas, refrigeration, instrumentation and hydraulic systems in low and medium pressure pipe line connections.

✅ EASY INSTALLATION - The deep threads design makes fittings bite better, engaged with the object to enhance fixation, no leaking, not easy to slip. Easier and faster installation.

White fittings that are used in potable water applications only

Intended for pressure use

For use where systems will not exceed 140° F

✔️【 Lead Free Non-Pollution PPSU polyphenylsulfone Material 】: Easily installed without flame, flux, or solder and requires no bonding agents, glue, or solvents. Poly Alloy pex Fittings are suitable for domestic water or radiant heating system, also used retrofit construction and for hot or cold water distribution.

✔️【 Extra Long Service Life 】: Resists corrosion and mineral buildup, rust, and freeze damage.

✔️ 【 Applications 】: This Poly PEX A expansion fittings can be used in plumbing jobs and connects PEX Pipe in water distribution and hydronic heating systems.

Reducing Coupling for connecting two different size male threaded pipes

1/4" Female National Pipe Taper (NPT) threads on one end and 1/8" on another end.

Legines pipe fittings are made of CA360 or CA377 brass, not ordinary copper alloy, and meet SAE standard, have dryseal threads, forgings & extruded.

Made of PP material, strong and durable, pressure resistant, not easy to break, can be used for a long time; light in size, flexible in use, easy to install and disassemble.

It is recommended to use a professional pipe cutter to reduce leakage caused by the quick connection of PE pipes.

No need for any other tools, just insert the tube into the bottom to connect or disconnect quickly and easily.

PUSH TO CONNECT COUPLINGS: Quick Fitting offers a patented design that delivers superior sealing performance and lower insertion force, backed by a 75-year warranty. Our brass fittings are certified lead-free making them safe for water lines and safe for your health. These multipurpose connections are designed for combinations between Copper, PEX, PE-RT, or CPVC tubing.

DIY PLUMBING: Our push-to-connect fittings are built for every job and for every user from professional contractors to even the most inexperienced users. These straight couplings can be used for indoor plumbing, outdoor plumbing, heating repair, marine repair, RV and mobile home repair, and even irrigation.

EASY INSTALLATION: Simply CUT your copper, PEX, PE-RT, or CPVC tubing, then CLEAN the connected surface of burring, then MARK the insertion depth on the tubing, and finally PUSH on the fitting or valve to meet the insertion depth mark. The disconnect is just as simple! Each pack includes a patented Slip Clip release tool allowing for an effortless disconnection - no other tools required!

♥【What You Get】The kit includes six types of fittings:ball valve,straight coupling,check valve,elbow union,tee union,two way divider 5 pcs each,30pcs in total.

♥【Superior Quality】Food grade polypropylene PP material, made of real material, strong structure, safe and durable, quality is very guaranteed.

♥【Special Properties】The connector production step is precise, the structure design is unique, and the interface sealing effect is strong.Anti-cracking material, anti-aging corrosion.

EZ-FLUID Plumbing Lead Free C X C Copper Slip Coupling Pressure Copper Fitting with Non-Stop Repair Coupling

Copper Coupling Without Dimple Tube Stop,Sweat X Sweat connection Works on Type M,L or K Copper Tubing

EZ-FLUID Pressure Copper Pipe Fittings Made of Lead Free Copper

Provides a reduced socket size for aboveground water supply piping

Copper construction

C x C copper to copper connection type

[2 inch Cam Lock Fittings Size] - Type A camlock couplings have male adapters with female NPT threads, 2 inch size.

[Cam Lock Quick Connect] - Cam lock coupling can connect or disconnect a hose or pipe without any requirement of tools.

[Heavy Duty Quality] - Aluminum body material, durability and no contamination, keeping lustrous surface after long service.

Size: 12AN female coupling one-piece full flow double swivel pipe adapter, 45 degree elbow

Made of high performance lightweight 6061-T6 CNC machined aluminum material

Black anodized finish for durability and strength

Tube OD Compression to NPT tube adapter for converting Standard National Pipe Thread (NPT) pipe to Aluminum, Plastic, and Copper straight compression thread pipe Tubing.

Tube OD Compression to NPT tube adapter for converting Standard National Pipe Thread (NPT) pipe to Aluminum, Plastic, and Copper straight compression thread pipe Tubing.

Tube OD Compression to NPT tube adapter for converting Standard National Pipe Thread (NPT) pipe to Aluminum, Plastic, and Copper straight compression thread pipe Tubing.

【Specifications】6AN Female to 6AN Female 45 Degree Swivel Coupling Fuel Fitting,Universal fit for : oil / fuel / gas / water / fluid hose ends,suitable for a variety of interfaces, easy to install, pefect on motorcycles turbo drain.

【Material】6AN Female Fuel Pipe Connector made of high-quality aluminum, lightweight and high corrosion resistance,coated with black penetrates aluminum, which makes the fitting end strong strength.

【Colour】This Car Accessories made of black anodized finish for durability and strength,it can stay a long service life.

【PVC Slip to Female Pipe Fitting】The 1 inch PVC pipe fitting with slip opening on one end and female NPT threads on the other for connecting to pipes with different ends. Max operating pressure is 330 psi, Max temperature is140° F (60° C).

【Material of PVC Adapter】 1’’ pool PVC adapter made of high-quality PVC with a high-gloss finish for years of use without yellowing, it can withstand shocks, without cracking or breaking, its chemical composition is stable and more resistant to frost and corrosion.

【PVC Outdoor Pipe Fitting】These furniture grade PVC thread pipe fittings are suitable for indoor and outdoor use; including irrigation, underground sprinkler systems, swim pools and spa, outdoor applications and cold water supply lines, etc.

Package & Size: 2Pcs barb tee hose adapters with three openings for connecting 3/8 inch ID hose. Usually used to connect water, air, oil, fuel and inert gas lines in a easy way.

High Quality Material: Barbed t fitting is made of brass for corrosion resistance, good ductility at high temperatures and low magnetic conductivity.

Barbed Design: When fittings are used with hose clamps or crimp sleeves or collars (not included), the barbed stem creates a tight seal on flexible and semi-rigid hoses.

Package & Size: 5Pcs 90 degree barbs for connecting 5/16 inch ID hose. Usually used to connect water, air, oil, fuel and inert gas lines in a easy way.

Barbed Design: When fittings are used with hose clamps or crimp sleeves or collars (not included), the barbed stem creates a tight seal on flexible and semi-rigid hoses.

High Quality Material: L shape hose fitting is made of brass for corrosion resistance, good ductility at high temperatures and low magnetic conductivity. Operating pressures up to 1000 PSI @ -65F to +265F.

Shape: Threaded Reducer (Female x Female),Connection:NPT-NPT

Reducer coupling for connecting two pipes of different sizes going in the same direction

Female National Pipe Taper (NPT) threads on both ends for connecting two male threaded pipes of different sizes

Function - Our winterize blowout adapter is designed for preventing freezing of garden water pipes, sprinkler systems, and faucets by blowing water from tap water or pipes, which is a convenient freeze-proofing method for you to use and help to reduce the use of antifreeze .

Widely usage - This tool is perfectly designed to winterize garden hose, sprinkler systems, faucets (such as RV, camper, boat, travel trailer and so on that the vehicle with a water supply system) by blowing out water from the water lines/plumbing to prevent freezing of garden water pipes, sprinkler systems,and faucets. This fitting can be applied in any water system.

Connection Thread - This winterize blowout adapter is standard threaded connection in most cases, with a 1/4 inch male air compressor quick plug to a male 3/4 inch garden hose inner thread, easy attach air line to water lines or hose system to make a nice winterization solution.

Enough Quantity: the package contains 4 pieces PVC pipe fittings in gray color, enough quantity can meet your daily use needs, practical supply for you to use; You can also share with your friends or families

Reliable Material: made of reliable PVC material, PVC unions are strong toughness, not easy to crack, strong flame retardant, compact structure and waterproof, and explosion proof, smooth inner wall, not easy to dirt, thicker, cold and frost resistant, strong corrosion resistance, longer service life

Highly Functional: these PVC joints have sockets at both ends, suitable for connecting 2 pipes; The socket end connects to pipes with smooth holes for enhanced flow, giving you a nice use experience

MATERIAL: It can apply to water, oil and fuel, LP and natural gas, and be used to connect various pipes as well as air tools. Coupling for connecting two pipes with the same diameter in a straight run

FUNCTION: 1/4" female x 1/4" female NPT threads equal diameter hex nipple for connecting two female threaded pipes with same diameters. Or Extending the pipe length. Hard-connected, it does not need extra sealing for most situation.

FEATURES: Forged brass fittings, corrosion resistance, ductility at high temperatures, and low magnetic permeability. Operating temperatures range from -53 to 121℃ (-65 to 250 ℉).

HVAC & Refrigeration tubing is measured by the outside diameter or O.D. of the pipe/tube. See description below for more details. Change your pipeline direction with our 90 Degree 99.9% Pure Copper Elbow Ideal for Potable Water, Air Conditioning, and Refrigeration Systems (both Residential and Commercial Systems

Copper to Copper Solder Piping Connection Fittings - 494 PSI Maximum Working Pressure - For Applications within a temperature range of -20° to 400°F

Lead-Free, Durable, & Low-Maintenance, Resists Corrosion & Scaling