FERNCO 4" SOCKET TO PIPE REPAIR COUPLINGThis Fernco repair coupling provides a reliable, watertight connection between plastic pipe and plastic socket hubs. The flexible elastomeric PVC sleeve conforms to pipe surfaces under clamp pressure, creating a secure seal for drain, waste, and vent applications.
- Connects 4" plastic socket to 4" plastic pipe
- Elastomeric PVC sleeve with 300 series stainless steel clamps
- Maximum pressure: 4.3 PSI
- Compatible with PVC, ABS, cast iron, steel, copper, and lead pipe
- Operating temperature: -30 deg F to 140 deg F
- For above or below ground DWV installations
- Meets ASTM D5926 and C1173 standards
- Size: 4"
- Manufacturer Part Number: P1059-44
Tip: Tighten the clamps to the manufacturer's torque spec (usually 60 in-lb) rather than going by feel. Overtightening can deform the sleeve and create leak paths; undertightening leaves the joint loose.