For over 20 years, Trident Australia has been stocking BiS Valves to be delivered Australia wide for all sorts of applications.
BIS Valves repair kit to suit 316SS check valve, 1/2 inch model no. C50N-9K, List of parts no. L.0604.00.0007
BIS Valves bearer (Delrin Acetal) for C25: 1/4 inch 316SS check valve, 9000 psi liquid, 3500 psi gas