Watts Series LL100XL Temperature and Pressure Relief Valve Tub & Shower Drains Keeps water flowing at ambient

Keeps water flowing at ambient temperatures down to -40 °F (-40 °C)

For Clearing Small to Medium Household Drains

Fill Valve install tool

Heavy-duty brass hex nuts are easy-to-grip and nickel-plated for durability

PTFE Discs and Seats

Watts Series LL100XL Temperature and Pressure Relief Valve Tub & Shower Drains Keeps water flowing at ambientCSA Rated. Standard Models are self closing T&P Relief Valves for Water Heaters up to 105,000 BTU Hr. Watts Series LL100XL has extended inlet shanks for use with the new generation of water heaters containing extra thick insulation. These valves eliminate the use of an extension nipple required with standard shank length models. The combined 2 in 1 Temperature & Pressure relief valve provides the least expensive and proven means for protection against