EASTMAN 4 in. x 4 in. PVC DWV Mechanical Flexible Coupling

The Eastman 4 in. x 4 in. flexible coupling features stainless steel corrosion-resistant and rustproof clamps to provide great sealing efficiency with piping connections. The coupling can be used on cast-iron, plastic, copper or steel. Fast and easy installation. CUPC certified and complies with ASTM C-1173.