Plenum

Related terms

• Air Handler

  The blower unit moving air across the coil and through the ducts, paired with a heat pump or as part of an electric/hydronic system.

• Furnace

  A forced-air heater burning gas/oil or using electric elements, distributing heat through ductwork. The most common U.S. central heating…

• Radiant Floor Heat

  Warming a space via tubing or electric mats under the floor. Even, comfortable heat; best designed in during a remodel when floors are open.

• PEX

  Cross-linked polyethylene supply tubing — flexible, freeze-tolerant, fast to install with fewer joints. The dominant modern repipe material.

• Receptacle / Outlet

  The point devices plug into. Tamper-resistant receptacles are now code in dwellings; spacing rules govern how many a remodel must add.

• Permit & Inspection (Mechanical)

  HVAC, gas, electrical, and plumbing work is permitted, inspected trade work. Unpermitted mechanical work is a safety and resale liability.

• Recessed Can / LED Downlight

  Ceiling-flush lighting on a planned grid. IC-rated/airtight housings are required in insulated ceilings to prevent heat and air-leak issues.

• P-Trap

  The U-bend at each fixture holding water that blocks sewer gas from entering the home. Every fixture needs one, properly vented.