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The Watts LF100XL Relief Valve, model number 0556004, is an essential component designed for efficient temperature and pressure regulation. Crafted from lead-free brass, this valve meets the NSF/ANSI standards 372 and 67 ensuring safety and quality.
Featuring a CSA rating, the Watts LF100XL is a self-closing T&P Relief Valve suitable for water heaters up to 105,000 BTU/Hr. It is equipped with an extra extended inlet, designed for use with up to three inches of insulation around water heaters.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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