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External Wall Systems 

Below are a selection of our wall buildup options based on incremental increases in wall depth to achieve project U-value targets specific to your project demands. 

160mm Ecobox 

Ecobox timber frame construction with integrated breathable external sheathing board and internal airtight OSB board.

U-value approx  0.22 W/(m2K)

180mm Ecobox 

Ecobox timber frame construction with integrated breathable external sheathing board and internal airtight OSB board.

U-value approx  0.194 W/(m2K)

Cross-section showing timber frame wall build up layers.

200mm Ecobox

Ecobox timber frame construction with integrated breathable external sheathing board and internal airtight OSB board.

U-value approx  0.18 W/(m2K)

Cross-section showing timber frame wall build up layers.

220mm Ecobox

Ecobox timber frame construction with integrated breathable external sheathing board and internal airtight OSB board.

U-value approx  0.163 W/(m2K)

Cross-section showing timber frame wall build up layers.

240mm Ecobox

Ecobox timber frame construction with integrated breathable external sheathing board and internal airtight OSB board.

U-value approx  0.15 W/(m2K)

Cross-section showing timber frame wall build up layers.

260mm Ecobox

Ecobox timber frame construction with integrated breathable external sheathing board and internal airtight OSB board.

U-value approx  0.14 W/(m2K)

Cross-section showing timber frame wall build up layers.

280mm Ecobox

Ecobox timber frame construction with integrated breathable external sheathing board and internal airtight OSB board.

U-value approx  0.13 W/(m2K)

Cross-section showing timber frame wall build up layers.

Technical Note:

All drawings, details, U-values and build-ups are provided for guidance only and must be reviewed, coordinated and verified for individual project requirements, structural design, Building Regulations compliance and site-specific conditions prior to construction.

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