Champion Valves Single Disc Spring Loaded Wafer Check ValveChampion Valves Inc.'s singe disc wafer check valves are designed for installation in flanged piping systems in both horizontal and vertical orientations. Compatible with applications such as gaseous compressors and blowers, water and oil pumps, and biofulels production. CVI's model SD & SDR provides uni-directional protection among a wide variety of services.Low weight design 80% - 90% weight reduction compared to full body swing check valvesVersatile functionality for horizontal and vertical installationsIntegrated single piece cast disc and arm assembly increases unit itegrityTraditional and zero fugitive emission designs availableSimplifes piping, optimizes space utilization, and lowers installation costsSimple in-field repairability to mitigate downtime