This spreadsheet tool (also known as the Supplementary Assistance spreadsheet for stack height calculation) estimates the chimney height required for sulphur dioxide emissions from small boilers. A report providing further information is also available for download.
This tool can be used to justify the process i.e help assess air quality impacts.
http://laqm.defra.gov.uk/review-and-assessment/tools/modelling.html
This tool is part of a group, click the icon to see the tools in the group.