Atmospheric Vacuum Breaker (AVP)#
- An AVB must be installed on each irrigation zone. Control valves (on/off valves) are not allowed downstream of (after) an AVB.
- Each AVB must be installed a minimum of 6 inches above the highest point of water in the zone it serves.
- No chemical or fertilizer may be introduced into a sprinkler system equipped with AVBs.
- No pumps or back pressure sources are permitted on the downstream side of an AVB.
Did You Know?
Insulating and air sealing the walls and roof keeps heat and/or cool air inside your home.
You can save water by partially fill the sink with warm water to rinse the razor blade when shaving.
Fertilizer encourages grass to grow, requiring more water. Use it lightly.