EN 14320-1:2013 保温产品为建筑设备和工业设施.原位形成喷涂硬质聚氨酯(PUR)和polyisocyanurate泡沫
Thermal insulating products for building equipment and industrial installations - In-situ formed sprayed rigid polyurethane (PUR) and polyisocyanurate foam (PIR) products - Part 1: Specification for the rigid foam spray system before installation