There are two important terms which make this package building regulations friendly - U-values and Structural solidity. These features will enable you to get Building regulation approval for this building.

Please note that this package features general U-values and structural solidity conformity of a general UK Building regulation requirements only.

There may be special requirements depending on your location. Please check with your local authority so we could adapt it accordingly.

By adding this package you will upgrade your cabin with:

• 44mm + 44mm double wall construction with a 120mm polyurethane insulation and a diffusion membrane in between (U-Value of 0.156 W/(m²K));
• 20mm Tongue and Groove roof boards + 9mm roof construction with 175mm insulation and a diffusion membrane in between (U-Value of 0.108 W/(m²K));
• 200mm floor insulation and a diffusion membrane under the 20mm floorboards (U-Value of 0.105 W/(m²K));
• WinkHaus PVC windows and doors (internal), making U-Value of 1.4 W/(m²K).