About the FERNCO42PLPL 4"X2" FERNCO 1056-42
REDUCING COUPLING; 4 INCH; APPLICATION DRAIN, SEWER, VENT PIPING, WASTE; 1056 MODEL; ITEMS/FEATURES 300 SERIES STAINLESS STEEL CLAMP; CONFORMS TO APPLICABLE PARTS OF ASTM #C425, C443, C564, C1173, D1869, D5926; OVERALL LENGTH 4 INCH; 4 INCH CAST IRON, PLA