This approach uses insulation with no air gap either immediately above or below the roof deck.
Flat roof insulation london.
A vapour control layer must be used below the insulation.
Insulation is placed in between the joists underneath the roof surface above.
This option avoids the requirement to ventilate the roof.
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The current target u value for new or replacement flat roofs should be 0 18w m k.
This is where the insulation is typically packed between the rafters.
The current building regulations with respect to u values for flat roof insulation was updated in 2010 following on from the 2006 implemented changes to building regulations approved document l conservation of fuel and power.
London flat roofing are one of the leading experts in the fields of both warm roof and flat roof construction.
All of our work comes with a minimum of a 10 year insurance backed guarantee.
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The right roof insulation can have a major impact on your property.
I am going to have a rubber membrane flat roof and have been doing some research online.
Welcome to london flat roofing we specialise in maintaining and installing all types of flat roofs in and around london.
Get in touch with us and we will respond promptly and can even attend the property the same day in an emergency for example severe water ingress.
Building control approves 2 of celotex insulation on flat roof.
I m a keen diy enthusiast building a single storey one room lounge extension.
We undertake both commercial and residential flat roofing works as well as insurance work.
Insulation material is placed on top of the roof rather than in between the ceiling and the decking.
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A 50mm air gap must be left.
London flat roofing investigated a leak caused by two old joined leaking roofs of different materials plastic and blog kemperol videos what can happen if you don t get the vapour barrier in the correct place.
Flat roof insulation fixings thermally broken fixings are the way to go in this post i explain some of the different methods.