HOSE MONSTER FLOW TESTING DEVICE
Hydro Flow Products: Tests fire pumps up to 1,200 gpm, flushes and tests hydrants up to 3,000 gpm. 212-inch version has built-in pitot and is UL listed for flow range between 100 and 1,200 gpm using 134- and 118-inch nozzle inserts. Four- and 414-inch versions have internal orifice plate and are UL listed for flow accuracy between 1,000 and 3,000 gpm. (888) 202-9987.
