Chris Litten: Building Research Association expert on whether more insulation makes your house too hot - Heather du Plessis-Allan Drive

A new study from the Building Research Association has found that indoor summer temperatures have gone up 6 to 10 percent in the last 20 years.

The new insulation standards that came into force in 2023 aren't to blame for these changes, according to the report.

Chris Litten from the Building Research Association unpacks what could be causing these changes.

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