Plumbing Fixtures and Appliances Flashcards
7 cards from real Journeyman Plumbers Exam practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Plumbing Fixtures and Appliances flashcards as text
When installing a wall-hung toilet, the carrier must be secured to:
Answer: The structural floor and wall framing
Wall-hung toilet carriers must be anchored to both the structural floor and wall framing to support the full weight and dynamic loads of use.
A tankless (on-demand) water heater is rated primarily by:
Answer: BTU input and flow rate in gallons per minute
Tankless water heaters are rated by their BTU input and the flow rate (gpm) they can heat to a specified rise in temperature.
Which fixture requires a vented drain connection using a minimum 2-inch drain pipe per IPC?
Answer: Bathtub
The IPC requires a minimum 1-1/2 inch drain for lavatories and kitchen sinks, but bathtubs require a minimum 1-1/2 inch drain; however, the drain fixture unit load typically requires 2 inches in many configurations — confirm with local amendments.
A lavatory faucet installed in a public restroom must have a maximum flow rate of:
Answer: 1.0 gpm
The IPC and federal standards limit public lavatory faucets to a maximum of 0.5 gpm for metered faucets and 1.0 gpm for others at 60 psi.
What is the correct rough-in distance for a standard toilet measured from the finished wall to the center of the drain?
Answer: 12 inches
The standard toilet rough-in distance is 12 inches from the finished wall to the centerline of the closet flange, though 10-inch and 14-inch models exist.
A thermostatic mixing valve on a water heater is set to supply domestic hot water at:
Answer: 110°F to 115°F
Thermostatic mixing valves are typically set to deliver domestic hot water at 110°F–115°F, balancing scald prevention with Legionella control.
Which fixture is NOT typically connected to the sanitary drain system?
Answer: Condensate drain from HVAC
HVAC condensate drains are typically routed to an indirect waste receptor or exterior, not directly connected to the sanitary drain system without an air gap.