Do Floor Sinks Need Trap Primers

1 2 chrome plated under lav trap primer assembly.

Do floor sinks need trap primers.

Floor drains or similar traps directly connected to the drainage system and subject to infrequent use shall be protected with a trap primer except where not deemed necessary for safety or sanitation by the authority having jurisdiction. I have a situation where the sink will get discharge from a radiant boiler in the. Do your inspectors require trap primers on floor sinks. A trap primer is a device that causes a small amount of water to drain to the trap via piping from the trap primer.

The item in the picture to the right is referred to as a floor sink. Mini prime electronic trap primer 1 2 inlet use with distribution units sold separately part. Each trap except for traps within an interceptor or similar device shall be self cleaning. 1 2 fip lead free brass trap primer.

Trap primers main disadvantage is maintenance. Cleaning or replacing them can be an expensive proposition especially when they require floor and wall demolition repair for access. The trap primer mitigates this problem by. It is similar to a floor drain as it is installed flush with the floor but has a much larger chamber to receive the indirect wastes and does have a strainer as called for in the plumbing code in addition to the grate.

Like many plumbing fixtures their supply orifices are easily blocked by scale or corrosion. Other types divert gray water to the trap from nearby sink drains. Floor sink as a waste receptor.