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The BMI USA 6112 is a lead-free brass pipe union designed for use in pressurized plumbing systems where a removable, leak-tight connection is required. Pipe unions allow sections of pipe to be disconnected and reconnected without cutting, making them a standard fitting in service and maintenance applications. Constructed from solid brass, this union delivers corrosion resistance and durability in both hot and cold water service. At 4 inches, it fits larger-diameter runs typical in commercial and light industrial plumbing work. Weighing 9.99 pounds, the fitting reflects the heavy-wall construction expected in quality brass union fittings. Licensed plumbers are the primary installers of this fitting.
This union is suited for residential and commercial plumbing installations where a demountable joint is required on a 4-inch pipe run. Common applications include water supply mains, boiler connections, and mechanical room piping where periodic service access is anticipated. The lead-free designation makes it compliant with potable water requirements, including applications governed by safe drinking water regulations. It is appropriate for use in both new construction and retrofit plumbing projects requiring a reliable, reusable connection point.
Designed as an OEM-style replacement or new-installation brass union for 4-inch plumbing pipe runs in residential and commercial potable water systems.
Installation of this union should be performed by a licensed plumber in accordance with local plumbing codes and the International Plumbing Code (IPC). Shut off the water supply and relieve system pressure before disassembling or installing any pipe union. Use appropriate pipe thread sealant or tape rated for brass fittings and potable water service. Do not over-tighten the union nut, as this can damage the seating surfaces and compromise the seal.
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