An early plastic pipe material used as drainpipe, ABS (acrylonitrile-butadiene-styrene) has now been superseded in many municipalities in favor of PVC drain Pipe. Check your local codes.
A fitting that makes it possible to transition from male to female endings, or vice-versa, allowing joints between different kinds of pipe.
A flexible rod with a cutting device on one end used to clear clogs in drains. An auger is a type of plumbers snake.
Commonly used as a pool flow main turn off valve named after a bar on the inside of the valve that controls the water.
A type of whole house shut off in which the valve is in plastic or concrete box set in the ground.
A one-way water flow device. Water is allowed to flow in one direction only.
A fitting in a trap or drain pipe that allows the access for clearing blockages.
The elbow fitting beneath a toilet that carries waste to the main drain.
A fitting used to connect two lengths of pipe in a straight run.
Chlorinated polyvinyl chloride pipe, approved by many municipalities for indoor hot and cold supply lines.
A fitting for joining dissimilar metals. Its plastic washer insulates the pipes from each other, preventing a corrosive chemical reaction.
A faucet valve that diverts water from a faucet spout to a hand sprayer or from a tub spout to a shower head.
DUAL CHECK VALVE
Akin to a check valve but has two one-way spring loaded check valves inside. Required by most codes to isolate the house water system from the public water system.
A 90 degree fitting that changes the direction of a water supply line.
The slope of a drain line, generally a minimum of 1/4 in. per foot.
A fitting that has threads on the inside.
Any connector (except valve that joins pipes.
Any device that provides a water or sanitary disposal of wastes.
The drainpipe and trap leading from a fixture to the main drain.
A device that restricts the flow of water and reduces water use.
The assembly inside a toilet tank that releases water into the toilet bowl to start the flushing action.
A chemical paste applied to copper and brass pipes and fittings that improves the cleaning and bonding processes for soldering.
Commonly used as a full flow main turn-off valve. Named after its rising and failing gate that controls the water.
A threaded faucet to which a hose can be attached.
Abbreviation for inside diameter. See also OD
Partially incised holes in a sink flange that allow removal for the addition of a fixture such as a sprayer.
A vent in a kitchen island that loops under the island and connects to a stack from an under-floor vent line.
The drain pipe between the fixture drains and the sewer drain.
A fitting with threads on the outside.
A 12 inch or shorter pipe threaded on both ends and used to join fittings.
A neoprene gasket with a stainless-steel band that joins PVC drain pipe to ABS or cast iron pipe.
Abbreviation for outside diameter, see also ID.
A round rubber ring that creates a watertight seal, chiefly around valve stems.
PB POLYBUTYLENE PIPE
A plastic pipe no longer code in the USA.
Flexible polyethylene supply pipe, often used in underground outdoor supply systems.
Crossed-linked polyethylene plastic tubing used for radiant floor heating and hot and cold supply lines.
A plastic or metallic corded material used chiefly to seal faucet stems.
A teflon pipe-thread wrapping that seals a threaded joint.
A paste material used as a sealer.
PRESSURE REDUCER VALVE
Required by public water systems to limit the incoming house pressure to 80 psi or less.
Abbreviation for pounds per square inch; a measure of pressure levels.
Polyvinyl chloride pipe, a commonly accepted plastic drainpipe, also sometimes used for outside water lines.
A fitting sized differently at each end to join larger to smaller pipes.
A pipe that connects a fixture drainpipe to a main or secondary vent stack.
A supply pipe running to an overhead fixture.
The first stage of a plumbing job, during which supply and drain-waste vent lines are run to their destination.
Any length of pipe or pipes.
Fittings used to join drain-waste vent lines.
A tool made specifically for smoothing the seat of a faucet valve.
A drop-in kitchen or bathroom sink made with a formed lip that rests on the countertop to support the sink.
A vertical pipe that carries waste to the sewer drain. The main soil stack is the largest vertical drain line of a building.
A 2-inch vertical pipe that connects a washer drain hose to the drain system.
A valve installed in a fixture supply line that allows shutting off the water when making repairs.
That part of a drain that runs from the fixture drain outlet to the trap.
A T-shaped fitting cut into a line to change the direction of the water by a 90-degree angle.
A fitting that joins pipe of dissimilar materials, such as copper and plastic, and cast iron or galvanized steel and copper.
Part of a fixture drain that prevents sewer gases from entering a home interior.
A combination T and Y fitting. Allowed where T fittings are not.
A fitting that allows easy disassembly of pipe.
Installed on some spigots to prevent accidental siphoning of water into the house supply lines.
Vertical portion of a drain line that permits sewer gases to rise out of the house.
The upper most portion of a vertical drain line through which gases pass to the outside.
A noise caused by sudden changes in the flow of water, causing pipes to repeatedly “hammer” against a framing member or against themselves.
WATER HAMMER ARRESTER
A shock absorber that prevents water hammer.
A Y-shaped fitting.