Summary
If insulation internally there will be a gap between floors where your internal wall insulation starts and stops. To make sure there is a continuous layer of insulation you should insulate between the floors, preferably using the same material as your internal wall insulation.
Cost/difficulty
MEDIUM COST
LOW/MEDIUM DIFFICULTY
Applicability in Letchworth
Applicable – No specific requirements.
Insights from ASBP
“Consider using a natural loft roll insulation such as sheep’s wool, hemp or wood fibre, which are easier and safer to handle compared to mineral wool.”
Links to further information
- HCCSP Retrofitting Your House Guide (2024), page 17
This guidance is part of Floors
See more guidance notes on this topic below: