High quality Cold and Hot Water Tank Liquid Level Metal Float Valve Body Stainless Steel Stem float valve for water tank. Using High-Quality spool, Uniform Wall Thickness, High Temperature Resistance, Corrosion Resistance, Wear Resistance Shiny Miror Electroplated Polished Smooth Surface, Combination of High Quality Elements thus Acid- Resistance, Alkali Resistance, Anti-Aging, Do not Release Harmful Substances, Long Service Life, Light Weight, Available in 1/2" to 2" Size