MEP Product Category

Grooved Couplings

Grooved couplings join roll-grooved or cut-grooved pipe in fire sprinkler and mechanical piping systems. Explore Viking rigid, flexible, heavy-duty flexible, and reducing couplings in ductile iron with EPDM gaskets.

Rigid Couplings Flexible Couplings Reducing Couplings Ductile Iron UL & FM

Viking Fireking Couplings

Available Grooved Couplings

Browse Viking grooved couplings for fire protection piping, including VK-RC and VK-RCA rigid, VK-FC and VK-FCH flexible, and VK-DC reducing couplings.

Viking Fireking VK-RCA angle-style rigid grooved coupling, red painted ductile iron housing with black EPDM gasket and two bolts

Ductile Iron Rigid Grooved

Viking VK-RCA Rigid Coupling

Angle-style rigid grooved coupling, ductile iron with EPDM gasket, up to 27.6 bar, 1-1/4" to 12".

Viking Fireking VK-RC rigid grooved coupling, red painted ductile iron housing with black EPDM gasket and two bolts

Ductile Iron Rigid Grooved

Viking VK-RC Rigid Coupling

Rigid grooved coupling in ductile iron with EPDM gasket, up to 34.5 bar (500 psi), sizes 1" to 12".

Viking Fireking VK-DC grooved reducing coupling, red painted ductile iron housing with EPDM reducing gasket and two bolts

Ductile Iron Reducing

Viking VK-DC Reducing Coupling

Grooved reducing coupling in ductile iron with EPDM gasket, 20.7 bar (300 psi), 2" x 1-1/2" to 8" x 6".

Viking Fireking VK-FCH heavy-duty flexible grooved coupling, red painted ductile iron housing with black EPDM gasket and two bolts

Ductile Iron Flexible Grooved

VK-FCH Heavy-Duty Coupling

Heavy-duty flexible grooved coupling, ductile iron with EPDM gasket, up to 34.5 bar (500 psi), 2" to 12".

Viking Fireking VK-FC flexible grooved coupling, red painted ductile iron housing with black EPDM gasket and two bolts

Ductile Iron Flexible Grooved

Viking VK-FC Flexible Coupling

Flexible grooved coupling in ductile iron with EPDM gasket, up to 34.5 bar (500 psi), sizes 1" to 12".