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The Webstone 41405 is a 1-1/4 threaded isolator flange designed for use with circulating pumps. This product features a rotating flange and is made from robust brass material, ensuring durability in heating applications. Note that this item does not comply with the 2014 Lead Free Act and should not be used in potable water systems. Instead, consider the recommended 41405W for such applications.
The isolator flange is essential for isolating the pump for maintenance without emptying the entire system. It provides a reliable seal in heating systems and complements various pump setups.
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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