Choose materials carefully
In this project, sheep’s wool and wood fibre insulation were used in the walls of the extension and a recycled glass foam insulation with capillary break was installed underneath the floor slab, which meant the project reduced the amount of carbon required while providing good insulation.
“Because Victorian buildings are designed with traditional materials, we would highly recommend not using any petrochemical insulation like foam or plastic PIR insulation,” explains Tom Housden, director at Outpost Architects.
“We would also recommend using materials to allow some vapour to travel in
