Technical Booklet K Ventilation·Page 15·1.7
Mixed-use buildings with commercial and domestic use
Where a building contains both living accommodation and commercial space (such as a workshop or office), the entire building should be treated as a dwelling for ventilation purposes as long as the commercial part could revert to domestic use.
Where a building contains both living accommodation and space to be used for commercial purposes (e.g. a workshop or office), the whole building should be treated as a dwelling as long as the commercial part could revert to domestic use.
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