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The PRO-SOURCE 90340000809 is a Schedule 80 CPVC 45-degree elbow fitting designed for use in industrial and commercial pressure piping systems. Built from chlorinated polyvinyl chloride (CPVC), this fitting handles higher temperature and pressure applications where standard PVC falls short. At 4 inches in diameter with slip x slip end connections, it is sized for main branch lines and primary distribution runs. Licensed plumbers and pipefitters install this fitting in chemical processing, industrial cooling, and high-temperature fluid conveyance systems where corrosion resistance and pressure rating are critical.
This 45-degree elbow is suited for 4-inch Schedule 80 CPVC piping systems in commercial and industrial settings. Typical applications include chemical transfer lines, industrial process piping, and plumbing systems where elevated temperatures or aggressive fluids rule out metal alternatives. The slip x slip configuration accepts solvent-weld installation using CPVC-rated cement, keeping the connection flush and structurally sound within the pipe wall. It is appropriate for above-ground and concealed installations where Schedule 80 wall thickness is specified by the engineer or code.
Designed as an OEM-style replacement fitting for 4-inch Schedule 80 CPVC pressure piping systems using slip-joint solvent-weld connections.
Installation should be performed by a licensed plumber or pipefitter familiar with CPVC solvent-weld procedures. Shut off and depressurize the system completely before cutting into any existing line. Use only CPVC-rated primer and cement rated for Schedule 80 applications, and allow full cure time before restoring pressure per the cement manufacturer instructions. Local plumbing codes, including the IPC, may specify inspection requirements for concealed piping; verify applicable code requirements before installation.
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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