This option avoids the requirement to ventilate the roof.
Warm flat roof installers.
Flat roof types.
In the warm flat roof construction there is insulation packed into every possible space where air can flow.
A vapour control layer must be used below the insulation.
A flat roof must be strong durable and stable throughout its lifetime.
This approach uses insulation with no air gap either immediately above or below the roof deck.
The exact material you use will have an impact on the cost of the roof with basic felt solutions costing around 50 per square metre for the material itself and more high end materials such as modern grp a form of fibreglass going up to 90 per square metre but allowing unlimited options in terms of colour and generally being more long lasting.
It must provide adequate protection against the elements keeping the buildings structure and interior dry.
A 50mm air gap must be left.
Flat roofs are not supposed to be built perfectly flat as bizarre as that may sound.
Whether you choose pvcu aluminium or timber frames we provide high standards of quality workmanship after sales care and insurance backed guarantees.
For guidance on roof insulation please contact us on 44 01257 488 000.
However you may not be familiar with these concepts particularly what they mean and the pros and cons of each.
If you have been considering a new roof installation looking into adding insulation to your home or are planning to build a new house you may have heard people talk about hot roof and cold roof systems.
Horsford supply and install premium conservatories orangeries windows doors porches and warm roof products offering excellent security and safety features.
The major difference between the warm flat roof and the cold flat roof has to do with the air flow between the roofing timbers known as joists that help to hold up the roof.
A roof is defined in bs 6229 as a flat roof if it has a pitch of 10 degrees or less.
The best thing you can do to ensure the finished flat roof will last as long as possible is to make sure any rainwater discharges off the roof and into the outlets or gutters without pooling on the surface.
A warm roof is much more straightforward to install and provides a superior thermal performance and is therefore more costly.
Flat roof replacement costs.
This is where the insulation is typically packed between the rafters.