LFLL40XL
Lead Free* Extended Shank Automatic Re-seating Temperature and Pressure Relief Valves
Series LFLL40XL, LFLLL40XL Extended Shank Automatic Reseating Temperature and Pressure Relief Valves are used in commercial water heater applications to provide automatic temperature and pressure protection to hot water supply tanks and hot water heaters. They feature an extended shank for installation on water heaters with extra thick insulation as well as a Lead Free* cast copper silicon alloy with NPT male inlet and NPT female outlet connections, unique thermostat with special thermo-bonded coating, tamper-resistant bonnet screws, automatic reseating feature, and test lever.
Series LFLL40L, LFLLL40XL valves are ASME rated and CSA listed. Temperature relief is 210 degrees F (99 degrees C). Pressure relief range is 75 to 150 psi (5.2 to 10.3 bar). Standard pressure settings are: 75, 100, 125, or 150 psi (5.27, 7.03, 8.79, or 10.55 bar).
Model LFLL40XL is available in sizes 3/4 and 1 in. (20 and 25mm)
Model LFLLL40XL is available in size 3/4 (20mm) with an extra-long extended shank
Features
- Valve provides automatic temperature and pressure protection to hot water storage tanks and water heaters
- Automatic reseating feature
- Extended shank eliminates need for an extension nipple when used with water heaters that have extra thick insulation
- Accurate thermostat with special thermo-bonded coating
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Approval/Certification Information
For product-specific approval information, please refer to the product’s specification sheet or ask a Watts representative. For general information regarding any approval certification partners identified in the specification sheet, please visit our certification partners’ websites:
| ASSE | CSA | FM Approvals | NSF |
| UL | ULC | USC | WQA |