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The IPEX 9829422 is a CPVC Schedule 80 reducing coupling designed for high-pressure industrial and commercial piping systems. It connects a 4-inch line to a 3-inch line using a female socket by female socket (SXS) configuration joined with solvent cement. Manufactured to ASTM F439 and compliant with ANSI/NSF 14/61, this injection-molded fitting is rated for 2000 psi at 73 degrees F and handles continuous service up to 210 degrees F. The CPVC construction resists corrosion, chemical attack, and scaling, making it a dependable choice where metal fittings would degrade. Licensed plumbers and pipefitters working in industrial facilities, treatment plants, and process piping systems are the primary installers.
This coupling is suited for applications that demand chemical resistance and pressure integrity across a wide temperature range. Typical installations include chemical processing lines, industrial plating circuits, deionized water distribution, chilled water systems, chemical drainage, and wastewater treatment infrastructure. The reducer profile allows direct in-line transition between 4-inch and 3-inch CPVC Schedule 80 pipe without additional adapters. Sold in cartons of 5, it is well-suited for projects requiring multiple fittings across a system build-out or retrofit.
Designed for use with 4-inch by 3-inch CPVC Schedule 80 pipe systems joined by solvent cement, in accordance with ASTM F439 and ANSI/NSF 14/61 standards. Suitable for chemical processing, chemical drainage, chilled water distribution, industrial plating, deionized water lines, and wastewater treatment systems.
Installation should be performed by a licensed plumber or pipefitter familiar with CPVC solvent-cement procedures per the manufacturer guidelines and applicable plumbing codes such as the IPC. Depressurize and drain the system fully before cutting into an existing line. Use only CPVC-rated solvent cement and primer appropriate for Schedule 80 fittings, and allow full cure time before pressurizing. Do not apply heat to accelerate cure or use CPVC fittings with incompatible adhesives intended for PVC.
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