Rectangle Aluminum Reiling R-40 introduction: size:40mm width:20,25,30,40,50mm stickness:0.5-0.7mm color: white, black, wood grain or different colors on your request. material: Grade AA aluminum alloy length:within 6000mm Surface treatment: powder coatings,spray painted,roller coated or film coated Shape: rectangle merits: 1.surface smoothness and easy cleaning. 2.high precision, rigidity and consistency. 3.stron corrupt proof,weather proof and chemical proof. 4.surface color guarantee for 20 years indoor use 5.flexible suspension system makes each ceiling tile easily intalled and disconnected. 6.easy to match lamps or other ceiling parts. 7.good ventilation and heat insulation 8.no harmful gases and materials Scope of application: 1.subways 2.railway stations 3.exhibition halls 4.library 5.restaurants 7.airports etc., Installation method: 1.Adjust the decoration bars to the same level. 2.Detemine the joining spots in accordance with the width of plate and keel plate, then assemblethe boom. 3.Jion the bar plates to the keel plates. 4.Light-steel keel plates can be used to assemble the ceilings Rectangle Aluminum Reiling R-40