An in-ground sprinkler system ... The feed line needs a drain installed at its lowest point. Thread a brass drain fitting into the threaded end of a PVC tee and install the tee downward at 45 ...

The main drain of an automatic sprinkler system is actually the water flow control valve. It's important to test the functioning of this value at least once per year to ensure proper water flow ...

Automatic Draining: Some sprinkler systems will allow you to forgo the process of manual drainage; instead, they’ll automatically drain the water after you shut off the main valve. You can ...

Otherwise, you can blow out your system, either by yourself or professionally, to end ... drain your sprinkler system for the winter: 1. Turn off the water shut-off valve to your sprinkler line ...

With an expected freeze Monday night, here is how to quickly drain your sprinkler system to prevent ... valve between your backflow device and the line going to your valve box in the ground.

AGF is the designer and manufacturer of the most reliable and versatile line of Inspector's Test and Drain Valves, Auxiliary Drains, Corrosion Monitors, and Accessories in the Fire Sprinkler Industry.