

PVC AND CPVC COMMON VENTING IN 3" AND 4" SIZING INCREASES SAVINGS AND FLEXIBILITY
AVAILABLE WITH RINNAI INLINE TANKLESS RACK SYSTEMS (TRS) AND CORNER RACK SYSTEMS (TRC)
- Integrated condensate trap
- Easy assembly of check valve
- Reduces material costs
- Greater flexibility and easier configuration
- For use with 3" and 4" schedule 40 solid core PVC/CPVC Pipes
The Non-Return Flue Check Valve prevents backflow of exhaust gases into idle tankless water heaters.
Requirements:
- Must be installed on each tankless water heater that is a part of the PVC and CPVC common vent system.
- For Direct Vent applications only.
- Intended for exhaust flow only. Intake air must be plumbed separately to the intake side of the tankless water heater
- Accepts 3" PVC/CPVC
- 4" PVC/CPVC system sizes achieved through the use of reducers attached to 3" PVC/CPVC
CERTIFIED FOR USE WITH THE FOLLOWING RINNAI CONDENSING TANKLESS WATER HEATERS:
- RU98i (REU-KB3237FFUD-US)
- RUC98i (REU-KBD3237FFUD-US)
- RUR98i (REU-KBP3237FFUD-US)
- C199i (REU-KBD3237FFUDC-US)
- DEMAND DUO™ (CHS199100)
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