Schedule 40 PVC Solvent Weld Pipe Coupling
Extend your pipeline runs seamlessly with our heavy-duty Schedule 40 PVC Pipe Couplings. Engineered to join two lengths of equal-diameter PVC pipe, these straight inline sleeve fittings provide a reliable, airtight connection for plumbing, drain-waste-vent (DWV) stacks, and low-temperature appliance venting lines.
Manufactured with deep, precision-molded slip sockets on both ends, this coupling uses a smooth solvent weld connection to create a permanent chemical bond. It provides a completely leak-proof junction that is stronger than the pipe itself.
Key Features & Benefits
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Seamless Inline Extension: Features a small internal stop or ridge at the center to ensure pipes insert to the exact proper depth for a symmetrical joint.
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Corrosion-Proof Durability: 100% immune to electrochemical rusting, scaling, and pitting from acidic furnace flue condensates or aggressive wastewater.
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High-Impact Rigid Build: Molded from premium, solid-wall PVC compounds that deliver high tensile strength and superior resistance to structural crushing.
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Maximized Internal Flow: Completely smooth inner walls prevent fluid or air friction, ensuring zero turbulence or flow restrictions through the joint.
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Quick Solvent Welding: Deep socket depths provide massive surface-area contact, forming a rock-solid, permanent weld when used with standard PVC primer and cement. [1]
Versatile Applications
An essential structural fitting designed to join pipelines across multiple critical systems:
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Appliance Exhaust Line Extensions: Connecting intake and exhaust vent piping for high-efficiency furnaces and condensing water heaters.
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Plumbing DWV Infrastructure: Joining vertical or horizontal drain, waste, and vent lines inside residential and commercial walls.
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Radon Mitigation Layouts: Extending long runs of sub-slab depressurization pipes leading up to roof exhaust points.
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Irrigation & Water Supply: Connecting Schedule 40 pressure lines for cold water distribution and landscaping.
Technical Specifications
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Connection Type: Slip x Slip (Socket x Socket)
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Material: Rigid Polyvinyl Chloride (PVC)
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Wall Rating: Schedule 40 (Solid Core)
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Standards Compliance: ASTM D2466 (PVC Schedule 40 Socket-Type Fittings) and NSF/ANSI 61 certified.
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Max Temperature Limit: 140°F (60°C)
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Safety Constraint: Not for use with compressed air or gases.
4-Step Connection Guide
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Clean: Ensure the pipe ends are cut perfectly square and wiped clean of any dirt, grease, or plastic shavings.
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Prime: Apply a thorough layer of purple PVC primer to the outer edge of both pipe ends and to the internal sockets of the coupling.
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Cement: Apply a uniform layer of medium-body PVC solvent cement over the primed areas.
- Set: Insert the pipe firmly into the coupling until it hits the inner center stop, give it a quick quarter-turn twist to distribute the glue evenly, and hold tightly for 30 seconds.
