The 40403 from Webstone is a pair of 3/4” IPS Isolator Flange Valves. It offers a convenient and easy way to isolate a circulator pump.
Each Webstone 40403 set includes:
(2) 3/4" threaded isolator valves (isolator valve is a 2-in-1 pump flange and ball valve)
(2) wing-style T-handles.
For heating applications only.
|Accessory For:||2 Bolt Flanged Circulator Pumps|