JUWO PEX Male Adapters meet all requirements for plumbing applications. These fittings are compatible with various types of PEX pipes, and can be installed in wet lines, such as the water filter, bathroom, shower, sink, or heater plumbing systems. ?PEX to NPT Adapter? 3/4" PEX male adapter connecs PEX pipes to male threaded plumbing components or equipment in a straight line. ?PEX Pipe Fitting? Compatible with various types of PEX tubes, including PEX A, PEX B, and PEX C.Note: PEX A pipe is not suitable for this product. ?Safe for Use? NSF certified brass meets commercial and residential potable water plumbing standards. ?Wide Application? Ideal for plumbing repairs or upgrades in water filters, bathrooms, showers, sinks, and heaters. ?Durable Material? Made of brass with high-temperature resistance, rust and corrosion resistance.