Guidance
Calculation tools: BB 101
School ventilation design tools for use with BB 101.
Documents
Details
These spreadsheet calculation tools are for use with BB 101. They can be used at the early stages of design.
If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email alternative.formats@education.gov.uk. Please tell us what format you need. It will help us if you say what assistive technology you use.