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The ASC ENGINEERED SOLUTIONS 300012606 is a black cast iron reducing 90-degree elbow designed to change direction in a threaded piping system while stepping down from a 1-inch to a 1/2-inch pipe size. Constructed from domestic cast iron with a black coating, this fitting is built for durability in demanding trade applications. It connects using standard tapered threads on both ends. Licensed plumbers and pipefitters install this type of fitting in gas distribution, water supply, and mechanical piping systems where a directional change and size reduction are needed at a single connection point.
This reducing elbow is suited for residential and light commercial piping installations. It is commonly used where a branch line or drop-down run must reduce pipe diameter while making a 90-degree turn. Typical applications include gas piping rough-ins, drip leg assemblies, and mechanical room distribution headers. The threaded connection style allows for tool-only installation without welding or soldering equipment.
Designed as an OEM-style replacement or new-installation fitting for threaded cast iron piping systems using 1-inch by 1/2-inch connections.
Installation should be performed by a licensed plumber or pipefitter in accordance with applicable codes such as the IPC or IFGC. Shut off and depressurize the piping system completely before removing or installing any threaded fitting. Apply appropriate thread sealant or PTFE tape to male threads before assembly and tighten with a pipe wrench to achieve a leak-free joint. Do not overtighten cast iron fittings, as the material can crack under excessive torque.
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