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The MUELLER STREAMLINE 5983 is a 4-inch PVC DWV hub elbow fitting with a 22-1/2 degree angle, designed for drain, waste, and vent piping systems. It connects hub to hub and delivers smooth interior walls that resist scaling and promote unrestricted flow. Manufactured to meet ASTM D2665, F1498, D331, and D1784 material specifications, this fitting offers strong chemical and corrosion resistance suited to demanding drain and sanitary applications. Licensed plumbers and pipefitters install this fitting in residential and commercial DWV rough-in work where a gentle directional change is needed in the drain line.
This elbow is used in drain, waste, and vent systems across residential, commercial, and industrial settings. Typical applications include sanitary drainage, chemical-resistant piping layouts, and standard DWV offsets where a 22-1/2 degree change of direction is required. The hub-by-hub end connection accepts standard 4-inch PVC pipe on both ends. Mueller Streamline Co. operates as a national agent for CPF DWV, and this fitting carries NSF 14 and UPC listings for use in code-compliant installations.
Designed for use in 4-inch PVC DWV piping systems meeting ASTM D2665 and related standards, including drain, waste, vent, sanitary, and chemical-resistant piping applications.
This fitting is installed by licensed plumbers following applicable plumbing codes, including IPC and UPC requirements. Before beginning work, shut off water supply and ensure the drain line is clear and dry. Use approved PVC primer and solvent cement rated for DWV fittings; follow manufacturer drying and cure times before restoring flow. Do not use petroleum-based lubricants or adhesives not rated for PVC.
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