Zoeller WDH820 Grinder Pump — 20′ Cord, Hardwired Switch (820-0011) Bathroom Double-filtered pilot flow for maximum

Double-filtered pilot flow for maximum reliability

This arrangement can reduce the volume of cold water sent down the drain while waiting for warmer water to reach a distant fixture

Mount where the sensor receives unobstructed rainfall but not sprinkler spray

installed modules

Zoeller WDH820 Grinder Pump — 20′ Cord, Hardwired Switch (820-0011) Bathroom Double-filtered pilot flow for maximumZoeller WDH820 Grinder Pump with 20 Cord and Hardwired Switch Model 820 0011 The Zoeller WDH820 is a 1 HP hardwired residential grinder pump engineered for demanding sewage applications where high head and clog resistant performance are a must. Featuring a hardened cutter mechanism and durable cast iron construction, the 820 grinds solids into fine slurry to keep wastewater flowing in systems with longer discharge runs and higher lift requirements.