Plumbing 301 Test Prep Definitions with Complete Solutions

Fitting Correct Answer Part of a pipeline other than nipples, valves, or straight lengths of pipe. Fixture Fitting Correct Answer Manual device that controls the flow of water to a fixture. Plumbing Appliance Correct Answer A plumbing fixture designed for a specific function that may depend on energized components for proper operation. Plumbing Appurtenance Correct Answer A factory or field assembled device placed in the basic plumbing and piping system to perform a useful function in the system. Close-Coupled Water Closet Correct Answer Two piece toilet with tank bolted directly to the back of the bowl. Concealed Tank Toilet Correct Answer Tank is in the wall and the toilet is directly bolted to the wall. One Piece Toilet Correct Answer Tank and bowl are molded and fired as one unit. Flushometer Tank Correct Answer Device that stores water under pressure so a smaller amount of water delivers enough energy to develop the flush. Corner Tank Correct Answer Triangular shaped tank that is used for tight spaces with special layouts. Siphon Jet Water Closet Correct Answer One of the most efficient bowl types ever made. It includes a deep water seal, large water surface, and a large trap-way. Siphon Vortex Water Closet Correct Answer Toilet bowl design to be used in gravity type, one piece combinations. The moving water develops a swirling vortex that clears the bowl. Requires 20 psi minimum for proper flush. Reverse Trap Water Closet Correct Answer Similar to the siphon jet, except that the water seal volume and water surface area are each less than the siphon jet model. Water Spot Correct Answer Surface area of the water remaining in the bowl once the flush is complete. NSPC/IPC/UPC The Three Major Code Models Correct Answer National Standard, International, and Uniform Plumbing Codes ADA Correct Answer Americans with Disabilities Act Air Assisted Product Correct Answer These products hold volumes of water under pressure so when the flush cycle starts, the contents of the seals tank are directed into the bowl. Grinder Type Correct Answer A pump/Grinder assembly is attached to the bowl and is capable of grinding human waste and paper products into a slurry that can pumped out. Grab Bar Correct Answer Device required by ADA to hold a minimum of 250lbs of pressure in both horizontal and vertical directions. ANSI Correct Answer American National Standards Institute ASME Correct Answer American Society of Mechanical Engineers Shower Head Correct Answer Device that limits flow to a maximum of 2.5 gallons per minute at 80psi on a shower. Bidet Correct Answer A fixture similar in appearance to a toilet that uses water to wash down anal and genital areas. Laundry Trays Correct Answer Large capacity sinks typically found in a laundry room or garage. Food Waste Grinder/Garbage Disposal Correct Answer Motorized grinders that connect directly to the kitchen sink through drain outlet. Hot Water Dispenser/Insta-hot Correct Answer Small Point of use water heater that mounts under the sink and provides hot water around 180 degrees Fahrenheit out of a separate tap. Diaphragm Type Flushometer Valve Correct Answer Has a large segmented diaphragm in the upper portion of the valve, separating the passage for the water supply from the passage leading into the bowl. Urinals Correct Answer Vitreous China fixtures designed to receive human urine and convey it into the waste piping system. Battery Correct Answer Several fixtures found side by side. Stall Urinal Correct Answer it's installed unto the floor, installation is at floor level. Washout type. PROHIBITED! Trough Urinal Correct Answer A continuous urinal designed for multiple users. Lack of privacy and no integral trap have made this type PROHIBITED!