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Always verify the manufacturer's part number and temperature rating before installation
or a burning smell originating from the furnace cabinet
The WD-2 water detector provides actionable feedback through SPDT alarm and trouble relay contacts
allowing for the insertion and removal of temperature probes without requiring a full system drain
Watts 0066440 Valve 320735-701 Always verify the manufacturer's partThe Watts 0066440 is a heavy duty LLL100XL series temperature and pressure relief valve, engineered to provide critical automatic safety protection for hot water supply tanks and heaters. Designed for high performance domestic and commercial systems, this 3 4 inch T&P relief valve is rated for a pressure setting of 150 PSI and a maximum temperature of 210F. This specific model features an extra extended shank, making it the preferred choice for