Tom & Anne Bragg’s experience of insulating under their ground floors, including:
- your choice of techniques
- DIY or with professional help
- Practical detail for DIY
Tom’s Aug’13 article See comments here on Green Building Forum
Anne’s newer method, lifting a floorboard every 1.2m
Another professional method is Retrovive from Devana Insulation. They take up some floorboards, suspend a net “hammock” under the floor between them, into which they blow Warmcel cellulose insulation.
Keeping Cool in a Heatwave 3 part article with practical advice
Tom Bragg &Anne Miller describe DIY awnings that can easily be put up and taken down, as needed. They provide shade for south-facing windows, making the rooms inside much more comfortable.
They may even give you some shade outside too.
If you have any articles or advice to add, please email Tom Bragg