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The Webstone Isolator Flange Valves offer a convenient and easy way to isolate a circulator pump. The Webstone W40403-1 set includes one 3/4" threaded isolator valve, which is a 2-in-1 pump flange and ball valve, two bolts, two nuts, and one wing-style T-handle. For heating applications only.
Isolates circulator pumps with a 2-in-1 pump flange and ball valve design. Includes all necessary hardware for installation.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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