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The ASC Engineered Solutions 500173539 is a 1-inch steel riser clamp designed to support vertical pipe runs through floor penetrations and structural members. Constructed from steel with a black finish, this clamp grips the pipe at each floor level, transferring the load of the vertical stack to the building structure. It is a standard component in plumbing and mechanical piping systems where positive pipe support is required at riser intervals. Licensed plumbers and pipefitters install these clamps during rough-in on both new construction and retrofit projects.
This riser clamp is suited for use in residential and commercial plumbing systems where 1-inch vertical pipe risers require floor-level support. It is appropriate for drain, waste, vent, and supply piping applications where the clamp bears the weight of the riser stack. The black finish is typical for use with black iron or similarly finished pipe in interior mechanical spaces.
Designed as an OEM-style replacement and standard-fit riser clamp for 1-inch nominal pipe in residential and commercial plumbing and mechanical piping systems.
Riser clamps are installed by licensed plumbers or pipefitters in accordance with the International Plumbing Code (IPC) and local authority requirements for pipe support spacing. Shut off the water supply and depressurize the line before working on an active riser. The clamp seats on the floor deck or structural bearing surface, with the pipe passing through the floor opening above it. Do not substitute this clamp for a hanger or strap in horizontal applications where riser clamps are not rated.
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