Characteristics of power ventilation 
 1) excellent sound effects: noise isolation to ensure the exchange of indoor air at the same time, the noise amounted to more than 32 db. 2) The power ventilation, natural ventilation of dual-use: do not need power ventilation for natural ventilation. 3) into the indoor air: into the indoor fresh air through a carbon filter filter, and then by the negative oxygen ion generator for disinfection and sterilization, the concentration of negative oxygen ion generator ≥ 3 × 106pcs/cm3. 4) large volume (B Three adjustable): type A ventilation-65m3 / h stepless adjustment; B ventilation luxury 100m3 / h, mid-60m3 / h, low-grade 30m3 / h. 5) installation and maintenance: Install, no need to change form, simply reduce the installation height of part of the glass can be. Maintenance, open the tailgate from the interior for maintenance or replacement parts can be directly drawn in the room to clean the filter. 6) Energy saving: high-end exhaust and negative ion generator at the same time, power consumption 11-24W. 7) Easy to operate: (with remote control). 
 The Liaocheng Sunlight Stainless Steel Co., Ltd. is currently the only one specializing in the production of roof ventilation equipment manufacturers. In recent years, under the joint efforts of engineers and technicians, factory production of free electricity --- roof ventilation domestic specifications largest, most complete variety of manufacturers, one of which 300, 360, 450, with in residential buildings, villas floor roof ventilation mouth, 500, 600, 680 is mainly used for factory workshop and large public places ventilation exhaust. Full stainless steel body, cast aluminum support a special double-sealed bearings. The products sell all over the surface of the country, first class after-sales service. Windmill - wind pump fuel, no electricity, manufacture of fine, wind speed 1.67 m / sec, which can start. Tower fan blade diameter of 5-10 meters, nine kinds of specifications can be designed and manufactured according to different needs. Colorful weathervane is widely used in the park, the green band edge, the villas and corporate production environment, it can not only indicate the wind direction and speed level but also add a touch of dynamism and harmony to your environment. In the face of strong competition in the market, our factory always adhere to manufacturing quality products for the guidelines, which insists on integrity, excellent service up to maximum customer satisfaction contact: King Star Sales Tel :0635 -8,322,238 13,906,356,805