Automatic gallonage! Featuring aluminum/stainless steel construction, the Tornadomatic comes with a machined strainer/stream shaper, anodized ball valve, removable silicone pistol grip and goes from straight stream to full fog and flush without shutting down. Plus, it's all automatic. Meets N.F.P.A. 1964 standards. N.S.T.. 1-½" Female inlet (40 to 150 GPM).