Why has he decided to utterly fuck the roof with the spray on insulation though?
[Edit] Playing post catch-up
I'm no builder / engineer etc. but I don't see how there's going to be sufficient airflow under the roof if there is spray foam, blanket and PIR. Seem like it could cause damp problems.
The use of available space seems like a fun idea though.
Why has he decided to utterly fuck the roof with the spray on insulation though?
[Edit] Playing post catch-up
I'm no builder / engineer etc. but I don't see how there's going to be sufficient airflow under the roof if there is spray foam, blanket and PIR. Seem like it could cause damp problems.
The use of available space seems like a fun idea though.