Fernco 4'' x 4'' Coupling White
The dimensional flexibility of Fernco couplings ensures leak-proof seals on virtually any pipe material: plastic, cast iron, asbestos cement, clay, concrete, steel, copper and ductile iron. All couplings are clearly marked with part number, size, and pipe materials that the coupling will connect.
Made of an elastomeric compound that meets the requirements of ASTM #D5926, C1173 and applicable portions of ASTM #C443, C425, C564, CSA B602 and D186. Leak-proof, root-proof and are resistant to chemicals, ultraviolet rays, fungus growth, and normal sewer gases.