Phoenix brand of external wall thermal  insulation rock wool board isdesigned for building external wall insulation  system of  thin plastering, apply to the foundationwalls are concrete or brick wall, dense structure of newor existing building exterior wall  insulationand energy-saving; the external  wall  thermal  insulation rockwool strip can also be used as fireproof  isolation  belt, and the  combustion  performance of a level of  less than the  insulation  supporting  the  use of  materials, to improve the external  wallsof  the building fire protection function.