Quiet Operation: Precision-balanced wheel minimizes vibration and mechanical noise within the ductwork

including the AMV 150

Durable Construction: Features a die-cast aluminum body and cold-rolled steel cover for long-term service in mechanical rooms

Is the HC35SL231 compatible with variable-speed drives

Advanced Contaminant Control: The MERV 11 synthetic media traps up to 85% of particles as small as 3 microns

Lochinvar & A.O. Smith 100108778 Drain Valve 321894-708 Quiet Operation: Precision-balanced wheel minimizesLochinvar & A. O. Smith 100108778 3 4NPT X 1. 25" Nylon Drian Valve 100108778 is the updated version for 9002402015