Dryrod Performance Testing - https://www.warmcoat.uk/wc/wp-content/uploads/2019/01/Dryrod-Laboratory-report.pdf

National insulation association – http://www.nia-uk.org/consumer/

Carbon trust – https://www.carbontrust.com/news/2012/07/invest-in-building-fabric-to-save-up-to-15-on-total-energy-bills/

Energy saving trust – http://www.energysavingtrust.org.uk/home-insulation/solid-wall

Green Alliance – http://www.green-alliance.org.uk/page_1210.php

Dept of energy & climate change – https://www.gov.uk/government/statistics/household-energy-efficiency-national-statistics-headline-release-march-2017

Properla web site – http://www.properla.co.uk/properla-masonry-creme/

Salt (white marks) on brick – https://www.gsa.gov/portal/content/112242