Triple protection Adopt alloy fuses, 70oC automatic shut-off valve · Close DC24V fuse signal input, close the valve manually · Close the fire control valve for air conditioning systems duct dampers, normally open normally, when a fire, 70oC fuse Long-term supply of the valve closed dampers, fire resistance smoke. Triple protection controllable airflow 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 1. Valve if the fan linkage should double with optional micro-switch device. 2 leaves the body should be steel, thickness 2 ~ 6mm, the body of non-combustible materials wholesale dampers, rotating parts should be corrosion-resistant metal materials, and flexible rotation. The shell thickness of the valve shall not be less than 2mm. Yi Rong components should comply with recognized standards of the fire department. Texas Horizon Air Conditioning Equipment Co., Ltd. has its own perfect quality assurance system. Customer satisfaction is the eternal pursuit of the company, is a manifestation of corporate value. We always follow and adhere to: technological innovation, pioneering spirit, scientific management, build quality corporate philosophy Texas production dampers, we respond positively to the slogan "Texas central air conditioning made" the municipal government proposed to improve the technological content of products, so that made Texas central air conditioning to the country to the world dampers | Henderson air conditioning equipment | Long-term supply dampers provided by Horizon Air conditioning equipment. Texas Horizon Air Conditioning Equipment Co. (www.hxktsb.com) in new air handling units. Fresh air ventilator. Dampers. Pressure delivery outlet. Blower Wind chassis. Outlet industry has high visibility, integrity management, quality of service both welcome to inquire or consult our "Business League call" it!