[Tianjin Jinzhong Ji HVAC purification equipment to recommend the star product - a pipeline project] material requirements, types of sheet metal, pipes and other documents should be quality (including factory certification, quality certification and test reports, etc.) and product list. 2, the finished product does not allow duct deformation, distortion, cracking, holes, flanges off, open welding, riveting drain, drain bolt holes and other defects play. 3, the valve muffler installed, cover, air conditioning apparatus and other components should be checked whether the flexible, muffler piece, paint layer without injury. 4, the material used in the installation: bolts, nuts, washers, gaskets, seals, self-tapping screws, pop rivets, welding, all kinds of canvas, woven, nail, bolt, etc. should conform to product quality requirements. [Tianjin Jinzhong Ji HVAC purification equipment to recommend the star product - decontamination] antistatic cleanroom static electricity caused due to an accident occur frequently, and therefore the ability of anti-static clean room has become how to evaluate the quality of a aspect can not be ignored. The so-called static cooling plant engineering, is undermined due to friction and other reasons object CKS (+) and negative (-) uniform electrical charge neutral state project the same amount, leaving the charge excess ventilation pipe works, objects were charged state, due to these charges usually is not flowing, so that static electricity. _ Tianjin plant ventilation engineering Jinzhong Ji decontamination company (certified) _ Tianjin project provided by the Tianjin Jinzhong Ji HVAC purification equipment. Tianjin Jinzhong Ji HVAC purification equipment Limited (www.Jzjnt.com) is a leader in Tianjin, fans, ventilation equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In the group leadership with the staff warmly welcome all inquiries negotiations to create a better future for the base.