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UL (Underwriter's Laboratories) listed
easy to read back lit digital led display communicates a clear read out of current carbon monoxide concentrations in parts per million
3/4" compression
NSF CL-R Certified For Use In Hot Water Systems Where Chlorinated 140 Degree Fahrenheit Hot Water Can Be Constantly Re-Circulated
1-1/2in (38mm) Shackle clearance for more uses
30-Inch Thermocouple Category_Valves UL (Underwriter's Laboratories) listedReplacement thermocouple for gas furnaces, boilers and water heaters. It comes with adapter fittings.
US$ 29.98
US$ 21.00
US$ 20.99
US$ 23.00
US$ 63.00
US$ 305.00
