Ads
related to: vacuum breaker backflow preventersupplyhouse.com has been visited by 100K+ users in the past month
- HVAC & Air Quality
Exclusive Bundle Offers
Save Big on Wide Range of Products
- Radiant Heat & Heating
Choose from Wide Range of Products
Reliable Fast Shipping
- Heating Supplies
Including Pumps, Boilers, Radiant
Heat Supplies, and More. Shop Now!
- Video Library
Browse Our Videos For Shopping
Guides, How-Tos, and Other Content.
- HVAC & Air Quality
Search results
Results from the WOW.Com Content Network
An Atmospheric Vacuum Breaker (AVB) is a backflow prevention device used in plumbing to prevent backflow of non-potable liquids into the drinking water system. Diagram of Atmospheric Vacuum Breaker in both working states.
An atmospheric vacuum breaker consists of a check valve and an air vent. The devices allow air into the system to prevent a siphon at the point of use. Hose connection vacuum breakers are installed on faucets and hose bibbs to prevent backflow into the water supply.
Backflow means the undesirable reversal of flow of a liquid, gas, or suspended solid into the potable water supply; a backflow preventer is designed to keep this from happening. Points at which a potable water system connects with a non-potable water system are called cross connections .
A reduced pressure zone device (RPZD, RPZ, or RPZ valve) is a type of backflow prevention device used to protect water supplies from contamination. RPZDs may also be known as reduced pressure principle (RP), reduced pressure principle backflow prevention devices, [1] [2] reduced pressure zone assemblies (RPZA), [3] or reduced pressure principle ...
A pressure vacuum breaker (PVB) is a type of backflow prevention device, used to keep non-potable (or contaminated) water from entering the water supply. A PVB is similar to an atmospheric vacuum breaker (AVB), except that the PVB contains a spring-loaded poppet. This makes it acceptable for applications that are high hazard or where valves are ...
Backflow is a term in plumbing for an unwanted flow of water in the reverse direction. [1] It can be a serious health risk for the contamination of potable water supplies with foul water . In the most obvious case, a toilet flush cistern and its water supply must be isolated from the toilet bowl.
Ads
related to: vacuum breaker backflow preventersupplyhouse.com has been visited by 100K+ users in the past month