I recommend the following manufacturers of rigid foam polyurethane waterproof and thermal insulation board to the United States: Haizhu District, Guangzhou Waterproof and Thermal Insulation Guangzhou Branch Address: No.1-2, No.647, Guangzhou Avenue North, Tianhe District Jingxi New Thermal Insulation Building Materials Factory Address: Fangshan District, Beijing Our company has been cooperating with Huayufeng Technology Co., Ltd., and their material price is a little higher than that of other enterprises. You can shop around and compare it. In addition, PUV365 polyurethane thermal insulation material is effective in the current thermal insulation materials in terms of product performance. Dacheng Yichenda Thermal Insulation Material Co., Ltd. is recommended, located in Dacheng Industrial Development Zone, Langfang City, which is known as the &”;Capital of Green Thermal Insulation Materials&”;. It is a professional manufacturer of building thermal insulation materials and a high-tech enterprise of energy saving and thermal insulation. The company&;s products mainly include polyurethane board, rock wool products, phenolic boards and other new thermal insulation materials. The company adheres to the corporate concept of &”;energy-saving society and environmental protection&”;. With the joint efforts of all employees, the company has developed by leaps and bounds and become a domestic manufacturer of new building materials. # # # This manufacturer