Application of Rigid Polyurethane Foam Plastic Board in Air Conditioning Duct

Juyitang Xiaobian (WeChat ID: pu138com) WeChat, grasp polyurethane dynamics, grasp Future! Traditional central air-conditioning air supply ducts are usually made of iron sheet or fiberglass as the inner layer, wrapped with insulation materials, and wrapped with aluminum foil on the outside, which makes the air supply duct heavy in weight, time-consuming in construction and installation, poor in appearance and low in air tightness , High energy…