If 180mm is to be installed then 100mm board might be introduced between the rafters there has to be a minimum 25mm air gap between the insulation and the underside of the tiles or slates with an 80mm board running across the rafters.
Warm roof insulation board.
When installing a flat roof it is important to ensure you have suitable flat roof insulation to minimise any heat loss and improve noise insulation and is an essential part of the roof structure without appropriate flat roof insulation the extension or building will not pass building regulations.
Due to nationwide shortage of pir insulation lead time may be longer for this product.
Warm roof insulation fixings explained.
With solutions ranging from our optim r vacuum insulation panels to our therma range of pir insulation we can provide the best solution for flat roof insulation for roofs with mechanically fixed bonded or torch applied waterproofing systems.
Insulating the roof above the rafters is known as warm roof insulation as the rafters are brought into the insulated envelope of the building.
Another key advantage of specifying a pitched roof is the ability to provide a very high level of thermal performance in these roof types whether you re looking to insulate at joist ceiling level for a cold pitched roof or at rafter level if a living area within a warm roof construction is desired.
21 21 25 45 inc vat 7 36 m 2 8 83 m 2 inc vat show quantity discounts.
Technically advanced and thermally efficient the load bearing panels provide a lightweight and economical solution to facilitate modern methods of construction.
We also have insulation boards suitable for more specialist roof applications for example inverted roof insulation and balcony insulation.
Pir insulation xtratherm unisips is the ideal product when considering structural insulation solutions for wall floor and roof panels.
Insulation fixings for flat roofs have evolved over the years to where we are today about four years ago glueing dow.
Follow the links below to learn about our roof insulation boards for each application or alternatively if you know the product you want then enter it in the search box below.
Saint gobain insulation uk manufacture and supply glass mineral wool slabs and rolls along with rigid polyisocyanurate pir boards that can be considered suitable for a wide range of applications across flat roofs whether you re looking to insulate at joist level or above the roof deck in your flat roof construction.
With a warm roof the usual process is to split the insulation into two layers.
3 4 days.
20mm kingspan thermapitch tp10 pitched warm roof insulation board.