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The COPPERFIT 1A1501 is a 1.5-inch ABS DWV coupling designed for drain, waste, and vent piping systems in residential and light commercial plumbing applications. This fitting connects two sections of 1.5-inch ABS pipe, maintaining a continuous, leak-resistant flow path within gravity-drain and vent networks. Licensed plumbers and experienced DIYers install this type of coupling when repairing existing ABS drain lines or extending new DWV runs. The part weighs 0.06 pounds, making it easy to handle in tight spaces such as under sinks, inside wall cavities, or in crawl spaces where ABS drainage piping commonly runs.
This coupling is suited for residential bathroom sink drains, kitchen drain stacks, laundry drain lines, and similar 1.5-inch DWV applications. It is installed where two ABS pipe ends must be joined in a straight run without a change in direction. Typical scenarios include repairing a cracked or damaged coupling in an existing drain line or completing a new rough-in for a lavatory or utility fixture.
Designed as an OEM-style replacement and new-installation fitting for 1.5-inch ABS DWV piping systems in residential and light commercial drain, waste, and vent applications.
Installation is performed by a licensed plumber or qualified tradesperson following applicable local plumbing codes and IPC guidelines. Before cutting into an existing drain line, shut off any upstream water supply and ensure the pipe section is drained and dry. ABS couplings are joined using ABS solvent cement applied to both the pipe end and the coupling socket; do not use PVC cement on ABS fittings. Allow adequate cure time per the solvent cement manufacturer instructions before restoring flow.
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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