4 in. x 4 in. Flexbile PVC Radon Fernco Coupling
Fernco Couplings/Couplers have earned a reputation in the industry for continued superior reliability, giving you full reassurance in their performance and quality.
The material of a Fernco is what separates them from the rest. The stainless steel straps are rustproof and provide the couplings with a tight, leak-proof seal on virtually any pipe material such as plastic, cast iron, clay, concrete, steel, copper, etc. The unique formula is resistant to chemicals, UV rays, fungal growth and normal sewer gases. The Fernco life expectancy will stand the test of time.
- Installation torque: 60 inch lbs.
- 5/16" nut
- Connects 4" PVC to 4" Ducted radon fans
- Maximum test pressure: 4.3 PSI (29.6KPA)
- Maximum operating temperature: 140ºF non-consistent
- Minimum operating temperature: – 30°F