angled channel
End Cap
service opening
jointing strip
Aerstad is a revolutionary airtight building product designed to stop cold air from the cavity walls passing through the intermittent floor structure and entering the building. By creating an uninterrupted seal at this wall to floor junction it’s possible to reduce the buildings overall air leakage by up to 70%.
Initial cost savings up to
Slashes heating bills by up to
Improves the U value of walls by up to