Technical Booklet F2 Conservation of Fuel and Power in Buildings Other Than Dwellings·Page 53·3.29
Alternative Approaches for Highly Glazed Extensions
Highly glazed extensions may alternatively be constructed in accordance with the approaches given in paragraph 3.17.
Alternatively, the extension may be constructed in accordance with one of the approaches given in paragraph 3.17.
Source — /Users/richardhill/Documents/planning-arch-project/data/documents/regional/Technical Booklet F2 - Conservation of Fuel and Power in Buildings Other Than Dwellings.pdf