House Dress Jinbo ? waterproof breathable membrane is laid on the foundation. It can strengthen the water tightness of buildings. Meanwhile, it can prevent the indoor damp into insulation layer, protect the insulation layer from erosion and improve the thermal insulation effect and service life to a great extent. Using House Dress Jinbo ? waterproof breathable membrane and vapor insulation membrane together can make the wall and roof have excellent water vapor isolation effect. It also can make the water vapor in enclosure discharged freely and protect thermal performance of building envelope, so as to achieve the purpose of energy saving.