[Damper], dampers wholesale, air-conditioning equipment provided by Henderson Henderson air conditioning equipment. Texas Horizon Air Conditioning Equipment Co. (www.hxktsb.com) had been "Business League certification", please rest assured purchase through the entire network, click on the page check "Business League certification icon," the company authentication information. You can also click on the "Business League Service Icons" on this page directly contact our customer service! Triple with alloy fuse protection · Long-term supply dampers, 70oC automatic shut-off valve · Close DC24V fuse signal input, close the valve manually · Close the fire control valve for the air-conditioning duct system, usually normally open when the fire Texas production dampers, 70oC fuse the valve is closed, the fire resistance of cigarettes. Triple protection controllable air volume damper Adopt alloy fuses, 70oC automatic shut-off valve · Close DC24V fuse signal input, close the valve manually shut · · Manual adjustable air volume (maximum five-speed) Henderson, Texas conditioning plant construction damper wholesale installation points: 1 damper with fan, exhaust fan interlock. 2 side of the valve operating mechanism should be not less than 200mm of headroom to facilitate maintenance. 3 valves must be checked before installing the valve operating mechanism is intact, the action is flexible and effective. 4 dampers should be installed in a duct segment against the wall or floor, the fire dampers on both sides of the partition wall of the pipe from the wall surface and the insulation material shall not be greater than the 200mm, 2.0m wide on each side damper should be non-combustible material. Henderson, Texas conditioning plant