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The Nibco H-40406 Webstone Isolator is a uni-flange ball valve with a conical inlet to minimize turbulence. It fits virtually any standard circulator, but is not for high velocity circulators. This valve prevents electrolosis and eliminates galvanic corrosion, and features an adjustable packing nut.
The Nibco H-40406 is a brass ball valve with a 1-1/2 inch female NPT connection, ideal for standard circulator systems.
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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