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The H15DH-3 is a direct-replacement equivalent to the H15DH-3C
ensuring the ERV cassette operates at peak thermal efficiency
Always refer to the wiring diagram on the housing
Common indicators include visible cracks on the element
Watts F121448 Valve R-410A The H15DH-3 is a direct-replacementUpgrade your commercial hot water systems with the Watts F121448 Temperature & Pressure Relief Valve. This 3 4 inch LF140S 3 lead free T&P valve is engineered for high capacity protection of commercial storage tanks and water heaters. Rated for a 125 PSI pressure relief setpoint and 210F temperature relief, this valve features an automatically reseating design that ensures the system returns to normal operation independently after a relief event. The
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