ASSE (Plumbing) 1019 – Performance Requirements for Wall Hydrant with Backflow Protection and Freeze Resistance
These devices shall have a permanent means to protect against backflow due to either backsiphonage or backpressure. The backflow protection shall include a minimum of two (2) mechanisms: an air inlet for preventing backsiphonage and a check valve for preventing backpressure backflow. These devices are terminal fittings that supply potable water to hose connections without danger of freezing.
Product Details
Published:
09/21/2011
ANSI:
ANSI Approved
Number of Pages:
24
File Size:
1 file , 850 KB
Redline File Size:
2 files , 1.2 MB
Note:
This product is unavailable in Ukraine, Russia, Belarus
