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The NIBCO INC W01550T is a 90-degree copper elbow fitting designed to change pipeline direction in copper plumbing and hydronic systems. It features a solder cup on one end and a male solder (FTG) connection on the other, with a close rough radius that keeps the fitting compact in tight spaces. This fitting is lead-free, making it suitable for potable water applications where lead-free compliance is required. Plumbers and pipefitters install this type of elbow during new construction and retrofit work wherever a 90-degree directional change is needed in a half-inch copper line.
The W01550T is used in residential and light commercial plumbing systems, including domestic hot and cold water supply lines, radiant heating distribution, and other copper tube installations. The FTGxC end configuration allows it to slip over standard copper tubing on the male end while accepting a tube on the solder cup end, making it useful for inline repairs and tight-clearance rough-in work. Compatible model lines and specific system families are not listed in the available product data.
Designed as an OEM-style replacement and standard-use fitting for half-inch copper tube plumbing systems where a lead-free 90-degree FTGxC elbow is required.
Installation is performed by a licensed plumber using standard sweat-soldering tools including a torch, flux, and lead-free solder per applicable codes such as the International Plumbing Code (IPC). Shut off and depressurize the water supply and drain the line before cutting and fitting. Ensure tube ends and fitting sockets are clean and deburred before applying flux to achieve a sound solder joint. Do not apply heat to a fitting while the line is pressurized or water is present in the pipe.
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