2023-01-05
Advantages of polyester insulation board for exterior wall insulation
The polyester insulation board for exterior wall insulation has the disadvantages of being brittle, not easy to bend, and having poor air permeability. Polyester insulation board: Because foaming materials are added during production, the thermal insulation performance of polyurethane rigid foam is better than those materials containing only air. It is moisture-proof, wide, lightweight and weather-resistant....
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