Blue-White’s F-462 Series Flowmeters combine engineering excellence with high performance materials of construction, and functionality. No metals are used for F-462 Series wetted parts, such as the float and float guide. The float is guided by precisely engineered Polysulfone ridges, molded into the meter body. This means no metal contaminants in the fluid path. The F-462 Series are constructed of durable, heat and chemical resistant Polysulfone. Additional F-462 Features include: Teflon (TFE) Floats; Polysulfone 2” F/NPT fittings with Viton side sealing o-rings; Durable half unions; Accuracy + - 2.5% full scale accuracy. Calibrations range from 8 to 300 liters per minute.