Are the common check valves stand upright or horizontally installed?
3. install the check valve, pay attention to medium flow direction and check valve arrow direction should be consistent.
2. swing check valves are generally installed on horizontal or vertical or inclined pipes.
1 straight through lift check valve should be installed in horizontal pipe, when the media to stop the flow, the valve by the weight of landing on the seat to prevent the media back; because the vertical lift check valve medium inlet and outlet channel direction and the direction of the valve seat, so it must be installed in a vertical pipe.
