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Board insulation or foil insulation roll

The Waxbill · 2022-09-15 08:27:10

Hi all, I'm having the tiles replaced on the roof of my house. I'll be upgrading the insulation as well. I'm wondering what is better, board insulation (celotex etc,.) or the rolls of foil backed like SF19+ etc,. I've got 2 different quotes and 1 guy is recommending the board between the rafters and the other recommends I…

15-09-2022 8:27am

#1

The Waxbill

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Hi all,
I'm having the tiles replaced on the roof of my house. I'll be upgrading the insulation as well. I'm wondering what is better, board insulation (celotex etc,.) or the rolls of foil backed like SF19+ etc,. I've got 2 different quotes and 1 guy is recommending the board between the rafters and the other recommends I use the SF19+ SuperFoil.

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#2 16-09-2022 8:53am

dathi

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https://www.goodwins.ie/sites/admin/plugins/elfinder/files/goodwins/products/downloads/1252095/Superfoil%20SF19%2B%20for%20Roofs.pdf
sf19 comes with a bba agrement cert (UK cert) and on page 7 it says that you must use extra insulation (cleotex type) to meet the building regulations .

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