Proquip dual-plate check valves: Solid lug type

Extended seat life due to the clearance between the disc hinge and hinge pin which eliminates any dragging effect from the discs.

Features and benefits

Retainerless emission-free design. With no holes through the body wall, leakage to the outside is impossible.
Body surface with uninterrupted gasket surface.
Intrinsically fire safe.
The reduced weight of the disc minimizes slamming and water hammer.