Features Specifications:Sell Aluminum Grid Ceiling  Specification:1.Material: galvanized steel or aluminum alloy 2. Size of standard grille ceiling profile (U shape) 1) Width: 10mm, 15mm,20mm 2) Height: 38mm, 40mm, 45mm, 50mm, 60mm, 80mm  3) Thickness: 0.25-0.8cm 4) Surface coating: polyester powder coating  5) Color: RAL colour series or customized 6) Quality guarantee: surface color can be stable for 15 years for indoor use Grid Ceiling Product Merits: 1. Open interspaces of net design, stereoscopic 2. facility for disposing the ventilation and fire protection equipment, eacy to match other ceiling part, such as lamps, fan. 3. easily to install and disconnect each grid cell independently  4. Surface color stable for 15 years for indoor use