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The AQUALINE GPN-150-80 is a Schedule 40 galvanized steel pipe nipple sized at 1.5 inches nominal diameter by 8 inches in length. Galvanized steel construction provides corrosion resistance suited to water supply, plumbing distribution, and general piping applications. The threaded ends conform to standard NPT specifications, allowing direct connection to compatible fittings, valves, and pipe assemblies. This nipple is installed by licensed plumbers and pipefitters working on residential and commercial systems where a short, rigid steel pipe section is required between two threaded connections.
This nipple is commonly used in water supply lines, irrigation systems, fire protection piping, and general-purpose plumbing distribution where galvanized steel is the specified material. Its 8-inch length makes it suitable for close-quarter runs where a longer pipe section is not required. It is also used in pool and spa mechanical rooms, HVAC condensate and supply lines, and other trade applications that call for Schedule 40 galvanized steel threaded pipe fittings.
Designed as a standard NPT-threaded replacement or new-installation nipple for Schedule 40 galvanized steel piping systems accepting 1.5-inch threaded connections.
Installation is performed by a licensed plumber or pipefitter following applicable IPC and local plumbing code requirements. Apply an appropriate thread sealant or PTFE tape to NPT threads before assembly to ensure a leak-free connection. Hand-tighten first, then use a pipe wrench to achieve proper thread engagement without over-tightening, which can crack fittings. Shut off and depressurize the supply line completely before removing or installing any threaded pipe section.
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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