Haikou unpowered natural ventilation Price Sanya dynamic natural ventilation manufacturers sunshine automatic ventilation is the use of the principles of the natural world air convection, any parallel to the direction of air flow, acceleration and shift the ground under and perpendicular to the air flow, in order to improve the indoor ventilation An apparatus of the ventilation effect. It does not use electricity, no noise, long-term operation, the to exclude indoor heat, moisture and bad smell. In the developed countries has long been very popular and have decades of history in the country, with large numbers of the steel building, install automatic ventilators who is also increasing. It has the advantages of: 1. Many industrial plants, especially the color plate construction, poor cooling conditions, muggy summer anomalies, resulting in inefficiencies, decreased product quality. Such as the installation of automatic ventilation, can be effective in improving indoor air quality, and provide a comfortable working environment, and improve work efficiency. Many industrial air pollution caused by factory, due to the special nature of the production, not only the poor quality of the environment, long-term past the health of the employees must hurt. However, the installation of automatic ventilators, improve indoor ventilation effect, can effectively protect employees' health. Many fire accidents, often choking smoke injury, such as the installation of automatic ventilators quickly exclusion smoke give people more escape space, so it is also a safety device. Resources on earth has been extremely poor, environmental pollution has become increasingly serious. Installation of automatic ventilation, you can save a lot of energy is a practical and environmentally friendly products 5. Installation of automatic ventilators can also save you a lot of expenses Liaocheng Sunshine Stainless Steel Co., Ltd. is currently the only company specializing in the production of roof ventilation manufacturers. In recent years, under the joint efforts of the engineering and technical personnel, factory production of free electricity --- roof ventilation is currently one of the domestic specifications largest and most complete variety of manufacturers. 300, 360, 450 with residential buildings, the villa floor roof ventilation mouth, 500, 600, Model 680 is mainly used for exhaust ventilation plant workshop and large public places. All stainless steel body, cast aluminum support special double sealed bearings. World-class product sales over the face of the country, after-sales service. Windmill - wind pumps fuel, no electricity, manufacturing, and that is able to start. High tower fan blade diameter of 5-10 meters, all nine specifications can be designed according to the different needs of production. Colorful the weathervane widely used in the park, and the edge of the green belt, villas and corporate production environment, it can not only indicate the wind direction and speed levels can also add a dynamic and harmonious environment. The face of strong competition in the market, our factory always adhere to manufacturing quality products for the guidelines, adhere to honesty, excellent service up to the largest customer satisfaction