thermal insulation insulation materials 197 front walls 157 protection of buildings 155 low energy buildings 80 construction materials 67 roofs 63 more ... heating 59 insulation works 57 waterproof insulations 47 windows 46 technical standards 39 facing structures 35 thermal bridges 34 building dampness 34 savings 34 heat transfer 32 polystyrene 31 family houses 31 flat roofs 30 fire protection 30 energy 29 roof covering 26 reconstruction 23 building designing 22 wooden constructions 21 imperfections 20 holes 18 civil engineering 18 construction glass 18 less ...