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The MATCO-NORCA ZMBUN11 is a four-inch Class 150 Chinese black malleable iron union. It is designed for use in various piping systems. This union is UL/FM certified, ensuring adherence to industry standards for safety and performance.
This union allows for easy connection and disconnection in piping 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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