Building Regulations 2014
Technical Guidance Document J: Heat Producing Appliances
Department of the Environment
Loft Conversion Leaflet
BCFMA General Guidance on
the selection and installation of flues and chimneys for wood burning and multi fuel applicances in residential proporties.
http://www.hetas.co.uk/wp-content/mediauploads/BFCMA-General-Guidance-10-12-12.pdf