8" Grooved Rigid Coupling – Ductile Iron, UL/FM Approved Grooved Fittings 2" Copper 90° Elbow (C

2" Copper 90° Elbow (C x C)

Fire sprinkler and suppression systems

Ductile iron is the preferred material for grooved fittings because of its superior strength and long-lasting durability:

EPDM gasket

8" Grooved Rigid Coupling – Ductile Iron, UL/FM Approved Grooved Fittings 2" Copper 90° Elbow (C8" Grooved Rigid Coupling UL FM Approved for Large Scale Fire & Mechanical Piping The 8 inch Grooved Rigid Coupling is engineered for heavy duty applications where a fixed, no deflection connection is essential. Its designed for large fire suppression mains, mechanical risers, industrial water systems, and chilled water loops where alignment must remain locked under high pressure and load. This coupling is made from high strength ASTM A536 ductile