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by ONLINE INSULATION
Wed Mar 02, 2016 1:43 pm
Forum: Insulation Forum
Topic: Advice on How to Achieve a U Value of 0.13 for my Pitched Roof Loft Conversion
Replies: 2
Views: 6950

Re: Advice on How to Achieve a U Value of 0.13 for my Pitched Roof Loft Conversion

Hi, Take a look a the Celotex U-value calculator online. Rockwool and Kingspan also have online versions. Celotex tends to be a little cheaper than Kingspan and this will give you an idea of all of the components to achieve you target U-value. However you may be able to get this from you architect i...
by ONLINE INSULATION
Thu Feb 04, 2016 1:28 pm
Forum: Insulation Forum
Topic: Adding More Insulation to Cavity Gap Around Window
Replies: 1
Views: 2882

Re: Adding More Insulation to Cavity Gap Around Window

Hi.

You could perhaps look at a single extrusion cavity closer. this would help with your thermal bridging.

Regards,

Online Insulation
by ONLINE INSULATION
Fri Jan 22, 2016 10:53 am
Forum: Insulation Forum
Topic: Loft insulation for 2 inch rafters for boarding out loft for storage
Replies: 3
Views: 2964

Re: Loft insulation for 2 inch rafters for boarding out loft for storage

Hi, We will be more than happy to advise you further over the phone on 01509 649065. Unfortunately, we can't go much further in this format as there are some specific questions we would need to ask to get to the right solution.

Regards,
by ONLINE INSULATION
Tue Jan 19, 2016 10:35 am
Forum: Insulation Forum
Topic: Novice Question About Insulating a Cold Loft - Help Needed Please
Replies: 3
Views: 2398

Re: Novice Question About Insulating a Cold Loft - Help Needed Please

Hi, Yes, you could look at Celotex or simlar. Typically, you would need to leave a 50mm air gap between the roof felt and the insulation allowing a suitable air gap. Depending on if you are looking for a specific U-vale or not, you could look towards putting 75mm Celotex GA4075 between the rafters a...
by ONLINE INSULATION
Tue Jan 19, 2016 9:52 am
Forum: Insulation Forum
Topic: Loft insulation for 2 inch rafters for boarding out loft for storage
Replies: 3
Views: 2964

Re: Loft insulation for 2 inch rafters for boarding out loft for storage

Hi Beavis69101 We may be able to help you with this... Firstly I suggest that you should consider if the roof space is designed to take any weight. I know this may sound silly but certainly more and more newer houses are being built with Trusses only designed to take the weight of the ceiling and no...
by ONLINE INSULATION
Tue Jan 19, 2016 9:30 am
Forum: Insulation Forum
Topic: Novice Question About Insulating a Cold Loft - Help Needed Please
Replies: 3
Views: 2398

Re: Novice Question About Insulating a Cold Loft - Help Needed Please

Hi Chuck21. It sounds like you would need to replace the Breather membrane / Roof Felt before you go too much further with insulating. From what you have said, it sounds like it is possible to insulate between the rafters but you would need to consider the size of the rafter to ensure you have the c...
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