Fernco 6" x 4" Flexible Coupling (Clay to Cast Iron or PVC)

This coupling transitions 6" Clay to 4" Cast Iron, PVC, or Copper. Made of an elastomeric compound that meets requirements of ASTM D5926 Leak-proof, root-proof & resistant to chemicals, ultraviolet rays, fungus & sewer gases Stainless steel clamps are corrosion-resistant & rust-proof 140 degrees maximum temperature Pressure tested to 4.3 PSI Made in the USA