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The AQUALINE GU-075 is a 3/4-inch threaded galvanized union designed for use in piping systems where sections of pipe must be connected or disconnected without cutting. The galvanized steel construction provides corrosion resistance in standard water service and general plumbing applications. At 0.6 pounds, this is a lightweight, durable fitting suited to both new installations and repair work. Licensed plumbers and pipefitters install this type of union wherever future serviceability of a pipe run is required, such as at valves, pumps, or equipment connections.
This union is appropriate for residential and light commercial plumbing installations using 3/4-inch threaded pipe. It fits standard NPT (National Pipe Taper) threaded pipe runs and is commonly used in water supply lines, irrigation systems, and general mechanical piping. The galvanized finish makes it a practical choice for above-ground or dry indoor installations where mild corrosion resistance is needed.
Designed as an OEM-style replacement or new-installation fitting for 3/4-inch NPT threaded galvanized pipe systems in residential and light commercial plumbing applications.
Installation should be performed by a licensed plumber in accordance with applicable local plumbing codes and IPC guidelines. Shut off and depressurize the water supply before beginning work. Apply thread sealant tape or pipe compound to all male threads before assembly to ensure a leak-free joint. Do not overtighten, as this can crack the union seat or distort the threads.
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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