Blue And White (F-451004LHN) 4.0 - 40 GPM Flow Meter; 1" FPT; IL Blue And White (F-45750LHNE-12) 1.0 - 10 GPM; 3/4" MPT; PM Should be at or above

Should be at or above the fill line

ensuring proper fit and flow distribution

The Santoprene duckbill design opens under forward pressure and seals completely when flow stops or reverses

while the clear acrylic body allows visual confirmation of flow alongside the dual-scale analog display

Blue And White (F-451004LHN) 4.0 - 40 GPM Flow Meter; 1" FPT; IL Blue And White (F-45750LHNE-12) 1.0 - 10 GPM; 3/4" MPT; PM Should be at or aboveThe Blue & White F 451004LHN is a 1" FPT inline flow meter engineered to measure water flow rates from 4. 0 to 40 gallons per minute with precision and chemical resistance. Built with injection molded polysulfone and Quick Loc half union adapters, this flow meter is designed for reliable performance in residential, commercial, and light industrial water treatment applications. SPECIFICATIONS F 451004LHN Core Specs Flow Range 4. 0 40 GPM Gallons per