reading these forums i gather that the ventalation used to be done between the gaps in the slate tiles however the previous owner at some point got the roof retiled and felted. Should i get vents installed in the eaves to avoid possible dump etc?
Hi all
I have a question, I'm planning to install foil backed insulation board (kingspan / celotex) in the rafters of my loft. I have checked the regs and they say it needs to be 50mm in depth and have a space of 50mm between the insulation board and the tiles/felting.
The question is...