... temprature (60-70degree)Connection type screw ,threadStructure type trunnion ball valveJINGHANG pvc water valve1) diameter: 1/2", 3/4", 1", 1- ... Many colors available for choice 6)Health and non-toxic 7) Heat, corrosion resistance without fouling 8) Insulation energy saving 9) Light ... Applies to swimming pool ,wastewater treatment ,agriculture ,irrigation, industrial application ball valve for water