Air sealing of concrete seams and window connections along the inside. The connections were plastered afterwards.
Result Blower door test: n50 < 0.6 m³/h ( Passive building ).
Approved installer UK:
call direct: 07949535375
Mopes Ln, Purton, Swindon SN5 4HG
Approved Installer Ireland:
Call direct: 087 659 0000
2 Charvey Ln, Commons, Rathnew, Co. Wicklow