Westlake Pipe & Fittings | 801422 | 4" x 4" x 3" Slip x Slip x Slip Reducing Tee

Westlake Pipe & Fittings 801422 is a 4" x 4" x 3" slip x slip x slip reducing tee designed for compatible PVC piping systems. This fitting creates a reduced 3" branch connection from a 4" main line in pool, spa, filtration, and commercial water-handling applications.

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Key Features

• Westlake Pipe & Fittings 801422 is a 4" x 4" x 3" reducing tee for compatible PVC piping systems.

• Slip x slip x slip connection design allows solvent-weld installation with matching PVC pipe sizes.

• Reducing tee configuration supports a 3" branch connection from a 4" main piping run.

• Suitable for pool, spa, filtration, pump room, water treatment, and commercial plumbing applications.

• Used for repair, replacement, service, or new installation work involving compatible large-diameter piping.

• Helps route or divide water flow in properly designed plumbing systems requiring reduced branch sizing.

• Intended for professional installation with proper solvent cement, pipe preparation, alignment, and cure time.

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Product Overview

The Westlake Pipe & Fittings 801422 4" x 4" x 3" Slip x Slip x Slip Reducing Tee is used to create a reduced branch line in compatible PVC piping systems. The fitting connects to a 4" main run while providing a 3" slip branch outlet, making it useful where system layout requires a smaller line off a larger pipe.

This reducing tee is commonly used in pool equipment rooms, spa plumbing, commercial filtration systems, pump rooms, and water treatment layouts. When installed with correct pipe sizing, proper solvent-weld technique, and accurate alignment, it supports stable flow routing and long-term performance in demanding water-handling applications.