According to the requirements of the contract, the roof structure is provided with a 60mm thick insulation layer, and the external wall is not explicitly required to be provided with an insulation layer (except for office and living auxiliary buildings).
According to the contract requirements, the roof structure is equipped with a 60mm thick insulation layer, the outer wall is not explicitly required to set up insulation layer (except office, living annex buildings).
According to the contract requirements, the roof structure is provided with 60mm thick thermal insulation layer, and the external wall is not explicitly required to be provided with thermal insulation layer (except for office and living auxiliary buildings).<br>