Rigid polystyrene underfloor insulation between the floor joists.
This meant that every piece had to be cut to exact size and then fed through the floor hatch.
If we were doing this again now, we would incorporate an airtightness membrane and use a natural flexible insulation.
This meant that every piece had to be cut to exact size and then fed through the floor hatch.
If we were doing this again now, we would incorporate an airtightness membrane and use a natural flexible insulation.