Grundfos 00519852 Isolation Valve Set R-448A engineered specifically to maintain precise
Baker’s notes & crumb story
Description
Grundfos 00519852 Isolation Valve Set R 448A engineered specifically to maintain precise engineered specifically to maintain precise airflow across the heat exchanger or evaporator coil The hardware includes a 4 wire 2 circuit configuration with one normally open (NO) and one normally closed (NC) contact