the 664435R may be cracked or internally obstructed

the Heil Quaker ICP 1149307 Inducer Wheel Assembly is the direct OEM replacement part required to restore proper static pressure and exhaust flow

Formulated with high-stability paraffin waxes and fortified with conductive agents

Broad Compatibility: A direct OEM Copeland transformer replacement

Is the 339500 identical to the SA21-6 model

Watts 88006672 Valve 320788-703 the 664435R may be crackedThe Watts 88006672 Valve is a professional grade temperature and pressure relief valve designed specifically for hot water storage tanks and residential water heaters. This 3 4" NPT M1 series model provides critical over temperature and over pressure protection, featuring a 150 psi pressure relief setting and a 210F temperature relief threshold. With a 105,000 BTU hr capacity, it ensures system safety by automatically discharging water during