Valve material: ABSFloat Material: PESpool Material: NR (natural rubber)Size:26 cm/10.24"Water inlet diameter: inner diameter: 15mm/0.59"Application and Features:1.Widely used in various industries: air coolers， water tanks， water towers， cooling towers， ice maker， humidifier， water purifier and a variety of environmental protection equipment， animal husbandry equipment， etc.2.Environmental protection， not rust， weak acid and weak base resistance.