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 and ...

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.

ATLANTA, GA, April 7, 2003 — GE Hydro and Imperial Irrigation District (IID) have entered into a partnering agreement to evaluate and upgrade IID’s installed hydroelectric generation facilities in ...