Static/uploadsstatic/uploadsDescription Install Main Tees at 1200 mm and suspend from structural soft with Knauf Hanger Wires 4 mm/Steel Wires 2 mm at max. 1200 mm. if main tees need to be spliced, support with a hanger at max. 150 mm from each end. PRODUCT QUANTITIES REQUIRED FOR M2 CONSTRUCTION Main Tee 0.84 Im Physical Data Material - Hot dipped galvanized steel Surface Finish - Baked polyester paint Cross Tee / Main Tee Interface - Stepped ends Profile - Exposed tee system. System Characteristics Exposed 24mm system Fast and simple to install Maximum economy and design simplicity Cross-tees with override-ends resist twisting and give professionally finished look with no exposed steel edges Compatible with most lay-in ceiling tiles.