Neoperl® offers products that shape and control water streams, meet flow rate regulations, protect from backflow and facilitate compliance with Codes and Standards. We feature a selection guide for flow control solut......Neoperl® offers products that shape and control water streams, meet flow rate regulations, protect from backflow and facilitate compliance with Codes and Standards. We feature a selection guide for flow control solutions, product specifications, technical advisories, price lists for plumbing distributors and a listing of our Sales Representatives. Neoperl®, Inc. provides faucet aerators, sprays and laminar devices as well as check valves and flow regulators for applications in the United States, Canada and Mexico.