#double_check_valve
Double check valve
Backflow prevention device to protect water supply from contaminants
A double check valve or double check assembly (DCA) is a backflow prevention device designed to protect water supplies from contamination. It is different from the two-way check valves used in air brake systems on heavy trucks which select from the highest pressure source.
Sun 2nd
Provided by Wikipedia
This keyword could refer to multiple things. Here are some suggestions:
0 searches
This keyword has never been searched before
This keyword has never been searched for with any other keyword.