Accessory Type Blocked Vent Switch Assembly, Compatible with Product Type Gas-Fired Natural Draft Water Boiler, Compatible Grainger Part Number 6DKG7, 6DKG8, 6DKG9, 6DKH0, 6DKH1, 6DKH2, Includes Mounting Bracket
Accessory Type Blocked Vent Switch Assembly, Compatible with Product Type Gas-Fired Natural Draft Water Boiler, Compatible Grainger Part Number 6DKG7, 6DKG8, 6DKG9, 6DKH0, 6DKH1, 6DKH2, Includes Mounting Bracket