In April of last year Onyx Valve was awarded with the task to prevent the flooding of a section of Route 73 right here in South Jersey.In response to this problem, Onyx Supplied four of our state of the art duckbill check valves to prevent the backflow of water from the local stream from reaching the road surface.These check valves part of a large reconstruction process to improve road conditions in South Jersey, and have been able to hold back the flow of water and keep the streets clear from flooding even with the stream at the highest height in recent years.