Install in a frequently used horizontal cold water line above the trap to be protected. The trap primer valve should be installed vertically at least twelve (12) inches [305mm] above the grid of a floor drain, or the flood rim of the equipment which the trap is to serve.
Where is a mechanical trap seal primer installed?
The flush-valve-operated trap seal primer gets its name from its installation (see Figure 1007.1c). It is placed below the flush valve on a water closet or urinal and connects to the floor drain by a tube so that the tube can catch some of the water discharged from the flush valve.
Where are trap primers required?
Plumbing codes require that trap primers be provided for “emergency” floor drains and other traps subject to evaporation. An example of an “emergency” floor drain is one in a toilet room.Nov 28, 2017
How do you install a trap seal?
https://www.youtube.com/watch?v=Fh5sWDrukj4
What are trap primers used for?
Trap primers are used in plumbing systems to prevent floor drain traps from losing their water seal by evaporation. Maintaining the water seal will prevent the backflow of sewer gas into the buildings or rooms where the traps are installed.
Where are traps located in plumbing?
A plumbing trapplumbing trapIn plumbing, a trap is a U-shaped portion of pipe designed to trap liquid or gas to prevent unwanted flow; most notably sewer gases from entering buildings while allowing waste materials to pass through. ... In domestic applications, traps are typically U, S, Q, or J-shaped pipe located below or within a plumbing fixture.https://en.wikipedia.org › wiki › Trap_(plumbing)Trap (plumbing) - Wikipedia is a curved piece of drainpipe, made from metal or PVC plastic, that is located underneath a drain. When you open the cabinets beneath a kitchen sink or bathroom sink, you'll see this distinctive curved piece.Jul 22, 2019
How does trap seal work?
Trap seal opens to allow water drainage and closes tight when water flow stops. Aids in preventing the spread of bacteria that can escape from sewers causing potential health hazards. Prevents pests such as flies, cockroaches and rodents from crawling up through floor and shower drains.
Where do you put trap primer?
The trap primer valve should be installed vertically at least twelve (12) inches [305mm] above the grid of a floor drain, or the flood rim of the equipment which the trap is to serve.
How far can you run a trap primer?
Trap Primer valve makeup line to floor drain is recommended to be a minimum of 12” off the finished floor before a 90° elbow can be installed. The furthest recommended distance of makeup line is 20' to the floor drain.
How many traps can a trap primer serve?
Distribution units connect to trap primers and divide the flow of water evenly in order to prime up to four traps with one trap primer.