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The CHARLOTTE PIPE FOUNDRY CO. ABS 00401 1800HA is a reducing sanitary tee manufactured from ABS plastic for use in drain, waste, and vent (DWV) systems. It connects a reducing branch line into a vertical drain pipe, allowing a 2-inch branch to tie into a 4-inch main run. The hub x hub x hub configuration accepts solvent-welded ABS pipe at all three openings. This fitting is a standard component in residential and light commercial drain system rough-in work and is typically installed by licensed plumbers during new construction or remodel projects.
This fitting is used in ABS DWV piping systems where a smaller-diameter branch line must be introduced into a larger vertical stack or drain line. The 4-inch by 4-inch by 2-inch configuration is common in bathroom group drains, where a lavatory or similar 2-inch fixture drain connects to a 4-inch soil stack. It is sold in packages of 10 units, making it suitable for multi-fixture rough-in jobs or contractor stock.
Designed as an OEM-style replacement and new-installation fitting for ABS DWV piping systems using hub-end solvent-weld connections at 4-inch and 2-inch nominal pipe sizes.
Installation is performed by a licensed plumber in accordance with the International Plumbing Code (IPC) or applicable local plumbing codes. Shut off water supply and ensure the drain system is clear before cutting into an existing stack. All hub connections require proper ABS solvent cement applied to both the pipe end and the hub socket; do not substitute PVC cement. Verify that the sanitary tee is oriented correctly so the branch sweeps in the direction of flow toward the vertical stack.
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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