Construction : Bolted Cover, Angle Pattern Body Materials : Cast Iron / Cast Steel Trims : Bronze / Stainless Steel / PVC Lever, Fulcrum : Mild Steel (Galvanised)Float : Copper / Stainless Steel End Connection : Flanged IS/BS/DIN/ASAManufacturing Standard :Maker's Standard (Similar to G & K) Pressure Class :PN : 1.0 & 1.6 Sizes : 25 mm to 300 mm Features : Pilot Operated