• Ensure that the level of air duct on the construction drawings at equal distances to get enough support. • Unless otherwise stated, the duct mounting bracket, so that the minimum spacing between the finished covering is 15mm, distance from the ceiling to 100mm. • supports or hangers to be placed in any 45 degrees to 90 degrees of bend 300mm. • The pipeline is supported within the mating flange joint or 300mm. • a firewall through the non-floor duct wall and will be fully supported on either side. • All locknuts are properly tightened. • pipe should be installed to allow sufficient space for expansion and thermal insulation. • the flange to the duct system shall comply with the details and meet the specifications approved: Clean two flange to be connected; add shims to be connected with the material on the flange. • Install silencer accordance with the drawings contractors, fire dampers, balancing dampers and other equipment. • should provide a good test holes and blocking, for debugging and control systems.
正在翻譯中..