Webstone Isolator Flange Valves offer a convenient and easy way to isolate a circulator pump. Sold in pairs.
Each Webstone 40404-2 set includes:
- (2) 1" threaded isolator valves (isolator valve is a 2-in-1 pump flange and ball valve)
- (4) bolts
- (4) nuts
- (2) wing-style T-handles.
For heating applications only.