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  1. M

    Ventilation gap required between loft insulation and boards?

    Hi 'goingdigital', you were right, I was getting confused with the rafters after reading so many posts! Well you have pointed me in the right direction now. I will price up Kingspan to see how that comes out price wise first. If not I will go down the route of rockwool and additional rafters on...
  2. M

    Ventilation gap required between loft insulation and boards?

    Hi, thanks for the reply! A rigid board was a route I was thinking, I don't seem to have many options really. Where you say I could compress it, wouldn't that mean leaving 'no' gap for ventilation between the insulation and the boards?
  3. M

    Ventilation gap required between loft insulation and boards?

    Hi, first post, so be gentle! I have read lots of posts on this great site of information but still not 100% if I have this right? I wish to fit insulation to my loft and then board over the top of it all. The joist's seem quite shallow (75mm) as its a 1930's house. I understand that I need to...
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