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The Porter Pipe 670571-20080 is a 4 inch 150# NBG set designed for various piping systems. This set includes essential components for HVAC applications. The package features eight five-eighths by three inch hex bolts with nuts, which are made from A307 steel, along with a non-asbestos L443 ring gasket.
This NBG set is suitable for sealing connections in both commercial and residential piping systems, ensuring reliable performance under varied conditions.
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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