The latest issue of the HETAS guide is now in print. Each year, the national not-for-profit organisation publishes a guide to approved appliances, equipment and products for use with biomass, wood and solid mineral fuels.
The latest issue of the HETAS guide is now in print. Each year, the national not-for-profit organisation publishes a guide to approved appliances, equipment and products for use with biomass, wood and solid mineral fuels.