Watts 100XL-8-100210 - Part of the 100XL Series ZC100F-6NH Our below grade waterproofing membrane

Our below grade waterproofing membrane is made in the USA from High-density polyethylene (HDPE)

Relief Valve O-ring

Robust body for high-usage environments

Z551-4NL-P

offering a robust barrier with an estimated lifespan of 6-10 years

Watts 100XL-8-100210 - Part of the 100XL Series ZC100F-6NH Our below grade waterproofing membraneThis 3 4 inch temperature and pressure relief valve is used in water heater and hot water storage tank applications to provide automatic temperature and pressure protection to hot water supply tanks and hot water heaters up to 105,000 BTU hr. It features a brass body with NPT male inlet and NPT female outlet connections, 8 IN extension thermostat with special thermo bonded coating, and a test lever. It is ASME rated and CSA listed. The temperature