Development of attic space is closely connected with adequate thermal insulation roof. The residential roofs are steeply sloping baffles. Izolacyjność cieplną przegród stropodachów reguluje rozporządzenie w sprawie warunków technicznych budynków oraz ich usytuowanie. Use insulating structure with an appropriate set of layers. Under the roof covering should be used ventilation systems drain the excess water vapor in the summer lowering the temperature of the rooms below cover. Moisture protection is ensured by proper execution of the plane of the roof Restoration, which will provide an excellent wind barrier. Istotne jest odpowiednie ułożenie warstw z malejącym oporem dyfuzyjnym dla pary wodnej.
The maximum U-values for roofs:
- at ti ≥ 16°C – 0,20 ( from 1.01.2014 r. ), 0,18 (from 1.01.2017 r.), 0,15 (from 1.01.2021 r.)
- at 8 ° C ≤ ti < 16°C – 0,30
- at ti < 8 °C – 0,70
If you have questions concerning the work of the roof insulation contact us. Our specialists will be happy to help you in choosing the appropriate thickness of the heat insulation and to propose appropriate materials.