Reliable PVC compression coupling designed for 4 in. IPS pipe (nominal). The 110-40 (CPC4000) couples two sections quickly without solvent welds, using a threaded compression nut and a sealed gasket to provide a secure, potable-water-compatible connection. Nominal size: 4 in. IPS (fits iron pipe size PVC) Material: Durable PVC body with molded white finish Length: 10 in. overall for easy alignment and repair Sealing system: Buna‑N or high-strength elastomer gasket (manufacturer dependent) for long-term leak resistance Threading: ACME-style compression cap threads for reliable engagement Pressure rating: Typically rated to 200 PSI at 73°F for full-service operation Certifications & use: NSF/UPC approvals and potable-water suitability on many manufacturer variants Applications: Repair, splicing, and system modifications in irrigation, waterworks, and general plumbing Easy to install with common tools, this compression coupling provides a reversible, maintenance-friendly alternative to solvent-weld fittings. Choose the coupling for fast repairs, conversion to spigot ends, or where a non-permanent connection is preferred. Verify compatibility with your pipe schedule and local codes before installation.
