Tankless water heaters under 100,000 Btu (Paloma PH12 and Paloma PH6) require TPRV100 temperature and pressure relief valve.

Tankless water heaters over 100,000 Btu (Takagi TK3, Takagi TK3-0S, Takagi TK-Jr, Paloma 7.4 Series, Paloma 5.3 Series, Paloma 28c Series) require PRV200 pressure relief valve.

Replacement for Watts Regulator Model 100XL-4, Cash Acme Model NCLX-5, Zurn TP1000A-4C.

SPECIFICATIONS
- 150 PSI
- 210°F
- 100,000 BTUs

Availability: Usually ships the next business day.

TPRV100US $8.50