Description New stainless steel Affinity ultra range of letter plates providing ultimate corrosion resistance for coastal regions. Assessment Data Performance:tested (flap) to 50,000 operations Aperture size comforms to requirements of BS EN 13724:2002 Material Specifications Flap: 304 Stainless Steel Body: 304 Stainless Steel Coating Specification Polyester Powder Coated: White & Black, 60 microns minimum coating thickness PVD Coating: Multiple layer plating process
