Thanks Richard C,
I totally understand and from memory I think the total roof space is between 23-30% of flat roofing - yet only half is insulated as the other half is for the garage. So I guess at most this would only be 10-15% of the flat roof space being insulated.
To be honest this is...
Thanks guys,
From what I can hear then it might be worth ditching the loft 100mm insulation - keeping this as airspace and then using a insulating plasterboard for the ceiling?
In terms of regs - this is an existing dwelling so its just repairing the roof which was leaking.
Cheers
Paul
Thank you so much Urbanite - this is really useful.
I only mentioned about using a combination of insulation + plasterboard as BSO.co.uk have a Celotex GA4000 board for £21.96 Inc Vat and thought this might be a cheaper option?
Can you possibly recommend anything for the roofing area as...
Dear all
Can you help me please? Im currently having a replacement flat roof installed in my utility room and re-configuring the layout so that half of the space will become my office. As this is attached to the side of the property it gets very cold in the winter and I wish to make this area...