Hydrotherm BM-7179 Motor/Impeller Kit 320788-704 protecting your piping system from

protecting your piping system from pressure surges

Built with a rugged housing to withstand the high-vibration environment of industrial and residential air handlers

Professionals know that maintaining the HVAC system efficiency starts with a proper seal at the inducer blower housing and exhaust tubes to prevent hazardous flue gas bypass and air leakage

0 Cv body typically handles a close-off pressure of 25 psid

Hydrotherm BM-7179 Motor/Impeller Kit 320788-704 protecting your piping system fromEnsure your hydronic heating system maintains peak efficiency with the Hydrotherm BM 7179 Motor Impeller Kit. This genuine replacement component is engineered specifically for Hydrotherm boilers, providing the mechanical power required for consistent fluid circulation and heat transfer. As a field ready solution, the kit includes a high torque replacement blower motor and a precision balanced OEM impeller, essential for resolving common system