Febco LF850U QT 1 Part of the LF850 Small Series ZA100F 8NH The 20 gauge wire mesh The 20 gauge wire mesh has 3 4" openings The Zurn Z164 is a primary roof drain engineered for large roof areas where high capacity Specifications ArmorTek Technology No Backflow Preventer Type Double Check Valve Assembly Body Finish Cast Copper Silicon Alloy Body Material Lead Free Bronze Body Pattern Inline Brand FEBCO Buy American Act Compliant NO Bypass No Cap And Tether No Disc Material Silicone EAN 098268649901 Elbow Fitting No Hazard Protection Level Non Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 1 IN Inlet Connection Type Union Joint Inlet Shutoff Valve Type Quarter Turn Ball Valve Inlet Thread Type NPT Lead Free YES Maximum Temperature Fahrenheit 140 Maximum Working Pressure BAR 12 Specification Sheet LF850 Small Sizes 1 2 2 IN (Spanish)