Technical Booklet K Ventilation·Page 46·3.14
Outdoor air supply rates for offices with alternative pollutant levels
Where significant pollutant levels exist beyond body odours, adequate outdoor air supply can be determined using the calculation method in CIBSE Guide A.
The outdoor air supply rates in Table 3.2 for offices are based on controlling body odours with low levels of other pollutants. Where there are significant levels of other pollutants, adequate outdoor air supply can be achieved by following the calculation method provided in CIBSE Guide A.
Source — /Users/richardhill/Documents/planning-arch-project/data/documents/regional/Technical Booklet K - Ventilation.pdf