ROYAL KRAFT G.I/Aluminium open cell ceiling tiles are designed to lay onto 15mm Tee Grid in size of 595×595 mm. 15 mm Main Tee shall be in 32mm height exposed portion (polyester coated) shall be 15mm. Cross tee shall be 32/26mm height and expose portion is 15mm. All systems components are made of roll formed hot dipped galvanized steel of 0.30mm thickness with zinc coating of not less than 100/120gsm/m2 and a minimum tensile strength of 240 mpa. wall angle is 15mm height x 15mm exposed portion made of 0.35mm thick pre coated coil. Both ends of the Main Tee have integral splices which can be enjoyed firmly be inserting a tab on the one end of one section into slot in the adjoining section. The exposed flange of grid shall be pre painted polyester coated galvanized steel not less than 0.30 in white colour with coating thickness of 20 microns top coat and 8 microns primer alkyd backer on backside. Open cell ceiling tiles can be available with multiple of colour choice with matching the colour of 15 mm T-Grid in powder coating with 60 microns front coat.