An Asse 1022 Dual Check Valve provides a practical way to support potable-water backflow protection where local code allows it. It is designed to reduce reverse flow that could carry contaminants, corrosive substances, or carbonic acid into drinking-water lines. Using an approved device helps preserve potable supplies while supporting compliance with local and national plumbing requirements. Asse 1022 Backflow Preventer …
Common Installation Mistakes to Avoid with an Asse 1022 Backflow Preventer








