When you’re tackling a DWV project, you need a dependable, straightforward connection that fits right into your 1-1/2 inch hub piping. The Fernco Schedule 40 Expansion Coupling is designed specifically for two hub ends, delivering a secure, precise fit in a compact 3-inch length. Built from durable PVC (Schedule 40), this expansion coupling is intended for drain-waste-vent applications and provides a reliable hub-to-hub join that stands up to everyday plumbing demands.
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End to end fit: hub on both ends, 1-1/2" diameter on each side
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Length: 3 inches overall, offering practical room for alignment in tight spaces
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Material and schedule: PVC, Schedule 40 for compatibility with standard residential DWV piping
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Application: designed for DWV (drain-waste-vent) piping connections
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Maximum pressure: 4.3 (rating provided in product data)
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Lead content: lead-free
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Brand and product type: Fernco expansion coupling
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Package details: 1 piece per package
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Certifications: IAPMO Certified: No; NSF Listed: No
This expansion coupling stands out for those completing repairs or remodeling where a rigid, glued connection would be impractical. Its hub-to-hub design minimizes the need for additional fittings, helping you maintain a clean, efficient DWV run without compromising on seal integrity. It’s a practical choice for DIY projects and professional installations alike, especially when you’re joining two 1-1/2" PVC hubs in drains, sinks, showers, or laundry lines.
Who benefits most—homeowners tackling bathroom or kitchen renovations, plumbers handling small-diameter DWV runs, and contractors needing a reliable, fast-to-install hub connection that stays true to Schedule 40 PVC standards.
Practical tips for best results:
- Clean both hub ends before installation to ensure a solid seal.
- Dry-fit the coupling first to verify alignment and fit.
- Follow local plumbing codes and use only as intended for DWV applications.
- Plan for a snug, straight run to maximize the life of the connection and minimize leaks.
