DWV Pipe Fittings | McMaster-Carr

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15 psi @ 72° F

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588 Products

About Pipe and Fittings

Measure your pipe and fittings to identify their pipe size, thread size, schedule, and thread type. Then, find compatible components.

Pipe and Fittings

Drain, Waste, and Vent Pipe and Fittings

Drain, Waste, and Vent Standard-Wall PVC Pipe Fittings for Water

Drain, Waste, and Vent Standard-Wall PVC Pipe Fittings for Water

The industry standard for gravity-flow drain, waste, and vent applications; known as Schedule 40

Underground Drain, Waste, and Vent PVC Pipe Fittings for Water

Underground Drain, Waste, and Vent PVC Pipe Fittings for Water

Thin walls give extra room for high-flow applications, such as underground storm drainage lines

Drain, Waste, and Vent ABS Pipe Fittings for Chemicals

Drain, Waste, and Vent ABS Pipe Fittings for Chemicals

An economical choice for gravity-flow chemical-waste systems; also known as Schedule 40

Drain, Waste, and Vent PVC Clamp-On Pipe Fittings for Water

Drain, Waste, and Vent PVC Clamp-On Pipe Fittings for Water

Clamp onto pipe for a strong seal and easy assembly

Drain, Waste, and Vent Iron and Steel Pipe Fittings

Drain, Waste, and Vent Iron and Steel Pipe Fittings

Durable enough for pipe systems above and below ground; also called no-hub and soil pipe fittings

Easy-Access Underground Drain, Waste, and Vent Polyethylene Pipe Fittings for Water

Easy-Access Underground Drain, Waste, and Vent Polyethylene Pipe Fittings for Water

Snap onto pipe to quickly connect without cement

Underground Drain, Waste, and Vent PVC Pipe Nipples and Pipe for Water

Underground Drain, Waste, and Vent PVC Pipe Nipples and Pipe for Water

Thin walls give extra room for high-flow applications, such as underground storm drainage lines

Drain, Waste, and Vent Standard-Wall PVC Pipe Flanges for Water

Drain, Waste, and Vent Standard-Wall PVC Pipe Flanges for Water

Create an access point in gravity-flow drain, waste, and vent lines; also known as Schedule 40

Flame-Retardant Drain, Waste, and Vent Polypropylene Pipe Fittings for Chemicals

Flame-Retardant Drain, Waste, and Vent Polypropylene Pipe Fittings for Chemicals

UL rated for flame retardance and withstand organic solvents that would dissolve CPVC fitings

Drain, Waste, and Vent ABS Pipe Flanges for Chemicals

Drain, Waste, and Vent ABS Pipe Flanges for Chemicals

Add an access point in gravity-flow chemical-waste systems

Drain, Waste, and Vent ABS Pipe Nipples and Pipe for Chemicals

Drain, Waste, and Vent ABS Pipe Nipples and Pipe for Chemicals

An economical choice for gravity-flow chemical-waste systems; also known as Schedule 40

Flame-Retardant Drain, Waste, and Vent CPVC Pipe Fittings for Chemicals

Flame-Retardant Drain, Waste, and Vent CPVC Pipe Fittings for Chemicals

UL rated for flame retardance and NSF certified for use in gravity-flow corrosive-waste systems

Easy-Access Underground Drain, Waste, and Vent Polyethylene Pipe Nipples and Pipe for Water

Easy-Access Underground Drain, Waste, and Vent Polyethylene Pipe Nipples and Pipe for Water

Snap onto fittings to quickly connect without cement

Drain, Waste, and Vent Iron and Steel Pipe Nipples and Pipe

Drain, Waste, and Vent Iron and Steel Pipe Nipples and Pipe

Durable enough for pipe systems above and below ground; also called no-hub and soil pipe

Drain, Waste, and Vent PVC Pipe Fittings for Joining Metal to Plastic

Drain, Waste, and Vent PVC Pipe Fittings for Joining Metal to Plastic

Connect PVC waste pipe to cast iron pipe without adding bulk

Flame-Retardant Drain, Waste, and Vent CPVC Pipe Nipples and Pipe for Chemicals

Flame-Retardant Drain, Waste, and Vent CPVC Pipe Nipples and Pipe for Chemicals

UL rated for flame retardance and NSF certified for use in corrosive-waste gravity-flow systems

Cut-to-Length Drain, Waste, and Vent PVC Clamp-On Pipe Fittings for Water

Cut-to-Length Drain, Waste, and Vent PVC Clamp-On Pipe Fittings for Water

Cut to the length you need to connect pipe up to 100 ft. apart

Flame-Retardant Drain, Waste, and Vent Polypropylene Pipe Nipples and Pipe for Chemicals

Flame-Retardant Drain, Waste, and Vent Polypropylene Pipe Nipples and Pipe for Chemicals

UL rated for flame retardance and withstand organic solvents that would dissolve CPVC pipe

Stainless Steel Unthreaded Pipe and Fittings

Low-Pressure Stainless Steel Clamp-On Pipe Fittings

Low-Pressure Stainless Steel Clamp-On Pipe Fittings

Clamp onto pipe for a strong seal and easy assembly

Other Products

Pipe Traps

Create a seal that prevents the backflow of gas

Pipe Expansion Joints

Pipe Expansion Joints

Reduce stress, vibration, and noise in piping systems by absorbing movement

Drain Cleanouts

Drain Cleanouts

Create an access point to inspect and clean floor drain pipelines

Sink Drains

Empty liquids from sinks into sewer lines

Air Admittance Valves

Air Admittance Valves

Allow air into drain, waste, and vent systems so you don't have to vent plumbing to the outdoors

Sediment Traps

Catch debris in pipelines before it enters your sewage system or water heater

Drain Pipe Filter Sleeves

Drain Pipe Filter Sleeves

Prevent clogged drain pipes by stopping dirt from getting in while letting waste flow out

Grease Traps

Remove and retain grease from waste water to prevent blockages in plumbing lines

Neutralization Tanks

Neutralization Tanks

Treat corrosive chemicals before they drain into sewer systems

Pipe Groovers

Form grooves in pipe ends for on-site installation and maintenance

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)