S100XL, L100XL, LL100XL and LLL100XL - Extended Shank Temperature and Pressure Relief Valves
  Series SL100XL, L100XL, LL100XL and LLL100XL Extended Shank Temperature and Pressure Relief Valves are 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 100,000 BTU/hr (L100XL and LL100XL) and up to 105,000 BTU/hr (SL100XL and LLL100XL). They feature an extended shank for installation on water heaters with extra thick insulation as well as a bronze body with NPT male inlet and NPT female outlet connections, unique thermostat with special thermo-bonded coating, and a test lever. Model SL100XL is suitable for water heaters with up to 1-3/4 in. (45mm) of insulation. Model L100XL is suitable for water heaters with up to 2 in. (51mm) of insulation. Model LL100XL is suitable for water heaters with up to 2-1/2 in. (64mm) of insulation. Model LLL100XL is suitable for water heaters with up to 3 in. (76mm) of insulation. Series SL100XL, L100XL, LL100XL and LLL100XL are ASME rated and CSA listed. Temperature Relief: 210°F (99°C), Pressure Relief Range: 75 to 150psi (5.2 to 10.3 bars), Standard Pressure Settings: 75, 100, 125, or 150psi (5.27, 7.03, 8.79, or 10.55 bars).
Size Range: 3/4 in. (20mm)