1/4 turn cartridge
A 2H faucet cartridge that operates from full off to full on in the span of 90 degrees of handle rotation.

Plastic – P22 and P22LH Acetal cartridge or P82 Acetal cartridge. These cartridge designs are washerless and are not compression stems and bonnets.

Metal – 52-5-0 and 52-5-0LH ceramic disk cartridge. Ceramic disks are rotated across each others openings to start or stop water flow.

ABS
Acrylonitrile Butadiene Styrene – A plastic resin used primarily for the outer cover or handle of a faucet. It is molded with a durable, high gloss finish and can be chrome plated.

Aerator
Faucet end point device that draws atmospheric air into the solid water stream to create an air and water mix (white aerated stream) that does not splash on dishes and pans.

Ball Cap (bonnet top)
1H cartridge top plastic component with a heart shaped cam that limits handle travel .

Ball Stem
1H cartridge metal stem that attaches the handle to the faucet and relays the handle movement to the bonnet bottom to start, stop and mix hot and cold water.

Black Domed Hole Plug
Black (or white) decorative plastic plug that covers the lift rod hole when a pop up waste is not present in the sink.

Bonnet Bottom
1H cartridge bottom plastic component whose openings slide over stationary rubber washers, starting, stopping or mixing hot and cold water.

Bonnet Lock
2H plastic component that prevents rotation and unscrewing of a stem and bonnet assembly or cartridge.

Bonnet Lock Washer
2H plastic component that retains the bonnet lock and also prevents blow out of the stem and bonnet assembly or cartridge.

Bonnet Middle
1H cartridge plastic component that provides the lower pivot support for the ball stem.

Bonnet Top (ball cap)
1H cartridge top plastic component with a heart shaped cam that limits handle travel .

C.O.
A CO (center outlet) lavatory waste fitting for a sink with no overflow channel.

Cartridge
A cartridge provides a rotary or slicing motion to shut off the water flow as opposed to a compression stem and bonnet. The compression stem, which has a flat rubber washer at the bottom, uses a downward rotary force to shut off the water flow against a seat.

Celcon
A plastic resin in the acetal family that is used for plumbing components. Widely used for underbodies and valve control components.

Centerpiece
Center underbody component that mixes the hot and cold water.

Centerpiece Nut
1H faucet retaining nut that keeps the cartridge components secure in the centerpiece.

Centers
Centerline distance between inlet shanks on a faucet. The inlet shanks have ½-14 NPSM threads and have mounting nuts that secure the faucet to the sink or counter top. Typical centerline distance is 4” for lavatory sinks and 8” for kitchen sinks.

Clapper Assembly
A lift rod and rubber washer used in diverter tub spouts to divert water from the tub spout to the shower head.

Compression
Shutting off water flow by forcing a stem with a flat washer against a metal or plastic seat.

Concealed Diverter
A tub/shower faucet whose shower riser is behind the finished tub wall.

Crowfoot Washer
A large, thin metal washer with internal corrugations that lock the faucet shank mounting nut (usually metal) to the bottom of the sink.

D Spud
Transition fitting between a faucet and hand held shower head and hose assembly. The terminology comes from diverter spud, shortened to D spud.

Diverter
A device used in kitchen faucets to divert water flow from the spout to a vegetable spray head and hose assembly. A diverter can also be used in shower faucets to divert water flow from the tub spout to the shower head.

Diverter Spout
A tub spout with a lift rod assembly that can divert the water flow from the spout to the shower head. The lift rod assembly is typically at the front of the spout.

DuraPro
A glass filled polypropylene plastic resin that is specially formulated to be used in faucet waterways.

DuraSheen
Phoenix Products Inc. name for the PVD finish on its polished brass faucets.

End trim
An end point device in a lavatory or kitchen faucet that delivers a stream of solid water. There is no aeration of the water to soften the force of the water stream.

Escutcheon
A name for the cover, trim or shield of a faucet. The escutcheon covers the underbody from view and provides a pleasing, aesthetic look.

Exposed Diverter
A tub/shower faucet whose shower riser is in front of the finished tub wall.

Flange
Trim piece for covering a cut out hole in the sink deck or shower wall.

Handle - "Y"
A 2H faucet handle with 3 equally spaced projections.

Handle - Blade
A 2H faucet handle component that screws into the handle hub. The blade insert is round and typically clear plastic.

Handle - Knob
A 2H faucet handle with 6 equally spaced projections.

Handle - Lever
A 2H faucet handle with a lever style blade insert, which is typically clear plastic. The handle can be actuated with a stub or hook.

Handle - Single Lever
A 1H faucet handle with a loop or straight lever used to select the water flow. The handle can be actuated with a stub or hook. Tub/shower handles are typically knobs, but can be levers.

Handle -Wing
A 2H faucet handle with a 4” lever that can be actuated with the palm or elbow.

Hose & Spray
A kitchen faucet attachment for spraying vegetables. The lever actuated spray head is usually mounted to a 4 foot hose assembly.

Index Button
A decorative insert used to cover the handle screw in a knob or lever handle.

ISO 9002
The International Organization of Standardization, (ISO) is a worldwide organization that develops many different kinds of Standards. ISO 9001 is a series of documents that define requirements for the Quality Management System Standard. ISO 9001 is one of the documents in this set; it contains the actual requirements an organization must be in compliance with to become ISO 9001 Registered.

ISO 9001:2000 is the current version of the Standard. It was revised in the year 2000. Past versions of ISO 9000 included ISO 9002 and ISO 2003, but those are no longer in use. Companies are now only Registered to ISO 9001.

Ledge
Refers to the counter top or sink deck for mounting a faucet.

Locknut
Nut for securing the shanks of a 2H faucet to a counter top or tub wall. The nut may include a flange for spanning large holes or may be used with a crowfoot washer.

Lubricant
A substance applied as a surface coating to reduce friction between moving parts. Use only Dow Corning 111 silicone compound for faucet seal lubrication. Do not use a petroleum based lubricant.

Metal Ball Lever
See ball stem above.

Mixing Chamber
The center area in a faucet where the hot and cold water pressure fronts combine before discharging to the aerator, tub spout or shower head.

O-ring
A round elastomeric gasket with a round cross section that seals a joint against a pressurized fluid such as water.

P.O.
A PO (patent overflow) lavatory waste fitting for a sink with overflow channel.

Pop-up
The lavatory sink drain assembly that closes off the sink bowl outlet to retain water in the sink or it can be opened via a lift rod to raise the plug stopper to let the water flow through.

Powder Coating
A process for applying a durable, decorative color to faucet part. The powder is applied dry to the part via an electrostatic charge and then heat fused to cure to a tough, smooth finish.

Pull-Out
Refers to the dual purpose spray head in a kitchen faucet. The spray head can be left in the spout receptor and be used as a fixed source of water. Alternatively, the spout can be pulled out from the receptor and used to spray down all corners of the sink bowls or used to fill over size containers.

PVD
Physical vapor deposition is the process of depositing a solid material from the vapor phase onto a plastic or metal substrate. The result is a hard, non tarnishing decorative finish with a durability similar to chrome.

Renu Seat
Replaceable seat in a compression style faucet. Unscrew the old seat and screw in a new seat.

Seat
Same as renu seat.

Seat Bore
Refers to the bore that accepts a seat washer and spring in a 1H faucet.

Shank
Dual purpose inlet port of a 2H faucet that admits incoming water and also provides a means for mounting the faucet to the deck or wall.

Shield
Cover or escutcheon of a faucet used to hide the underbody and provide a pleasing, aesthetic look.

Shower Arm
Metal or plastic arm that connects the shower head to the drop ell riser fitting behind the tub/shower wall.

Showerhead
An end point device used to deliver water to a person bathing in a tub/shower installation or a shower stall installation. Hand held shower heads are connected to the faucet via a hose assembly and can be moved to isolate bathing areas.

Side Spray
Spray head and hose assembly used as an attachment to a kitchen faucet. The spray head is usually lever actuated and can be used to reach all areas of the sink bowls and also fill over size containers.

Spin Welding
Spinning one plastic part into a stationary part with the resulting friction melting the surface layer of plastic, resulting in a solid bond upon cooling.

Spout - Bar
A vertical, hooked spout 6" to 9" high used for filling tall glasses. The aerator points straight down.

Spout - Goose Neck
A high clearance, large circular arc tubular kitchen spout for filling large pots and pan. The spout can rotate and is fitted with an aerator that points downward at an angle toward the user.

Spout - Hi-Arc
A high clearance tubular decorative kitchen spout 9" high and 7" long for filling large pots and pans. The spout can rotate and is fitted with an aerator that typically points straight down.

Spout - Kitchen
The outlet of a kitchen faucet, typically 8” in length. Spouts normally rotate about a center hub and provide a fixed, hands free source of water.

Spout - Pull out
A single sprayhead kitchen spout with selections for aerated spray and vegetable spray. The sprayhead can be pulled out of the holder and deliver water to all corners of the sink bowls.

Spout - Tub
The outlet of a tub/shower faucet used to fill the bath tub with water.

Springs
A coiled piece of wire that retains its length after being compressed or extended.

Stem
A compression type valving that uses a rotary downward force to shut off incoming water. The stem and bonnet can be made from plastic or metal. A rubber seat washer is attached to the end of the stem and provides a leak proof seal against the seat in the underbody.

Stem and Bonnet
A compression type valving that uses a rotary downward force to shut off incoming water. The stem and bonnet can be made from plastic or metal. A rubber seat washer is attached to the end of the stem and provides a leak proof seal against the seat in the underbody.

Trim
Cover or escutcheon of a faucet used to hide the underbody and provide a pleasing, aesthetic look.

Tub Mount
A deck mounted faucet such as a Roman tub faucet or garden tub faucet. The tub filler is always deck mounted and the control valves are either deck mounted or wall mounted.

Underbody
The shank and centerpiece combined waterway, less valving components.

Vacuum Breaker
A safety device to prevent the back flow of non potable water back through the faucet and into the potable water system. Back flow conditions occur when the potable water system is less than atmospheric pressure. Contamination conditions occur when the faucet outlet is submerged in contaminated water at atmospheric pressure or a positive back pressure and there is a unobstructed delivery of contaminated water into the potable water system. The vacuum breaker has an atmospheric port, which admits atmospheric air into the outlet to prevent back siphonage should the check valve in the vacuum breaker become fouled with line trash.

Valve
A device that starts, stops or meters the flow of water in a faucet.

Vegetable Spray
A spray pattern that delivers multiple small streams of solid water to flush dirt and debris from vegetables or any other object where a strong flushing action is needed.

Wall Mount
A wall mounted faucet such as a tub/shower faucet. The tub filler spout, shower head and control valve are mounted into the vertical tub/shower wall.

Washer
An elastomeric gasket used to seal off water flow in a compression style faucet and is known as a seat washer or bibb washer. A washer could also be a round, flat washer that seals off a hose assembly and faucet or hand held shower head joint.

Washerless Cartridge
Same as Cartridge Waterway
The portion of a faucet that conveys water from the inlet shank to the final end point device, which could be an aerator, end trim or shower head.