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- Lead Free Brass Maxi-Flo® Check Valves feature a Lead Free cast copper silicon alloy body with NPT female threaded connections. These silent check valves have a low pressure drop and can be installed in a horizontal or vertical position. Maximum Pressure: 400psi (27.6 bar).
WATTS® Maxi-Flo® Silent Check Valve, 1-1/2 in Nominal, FNPT, 400 psi, -20 to 100 deg F, Low Lead Compliance: Yes, 4 in Inlet to Outlet Length, Cast Copper Silicon Alloy Body, PTFE Seat/Stainless Steel Spring Trim, Nitrile O-Ring, 2-3/4 in H, Domestic
- Conical lead free check for full fluid flow
- Install in horizontal or vertical position with upward flow
- Low pressure drop equivalent to a swing check
- Stainless steel guide rod and spring
- 15 psi WSP pressure rating
- Body MaterialCast Copper Silicon AlloyDomestic / ImportDomesticEnd StyleFNPTLow Lead ComplianceYesNominal Size1-1/2 inDimensions2-3/4 in HInlet to Outlet Length4ManufacturerWatts Water TechnologiesManufacturer #0555179Pressure Rating400 psiSoftgoods MaterialNitrile O-RingTemperature Rating-20 to 100 degFTrim MaterialPTFE Seat/Stainless Steel Spring