Retrofit Flat Roof Insulation

We go right over the existing shingles.

Retrofit flat roof insulation.

This is then covered with a further weatherproofing layer. This benefit alone many times allows the metal retrofit roof system to pay for itself within 10 to 15 years. Cold roof a very bad idea. I m wondering if there are any effective solutions that don t rely on closed cell foam.

Next cut off the rafter tails so that the connection between roof and walls can be sealed with peel and stick membrane. We have done many roof retrofits with a structural insulated panel nail base panel. Different types of roofing insulation exist including blanket insulation blown insulation and rigid insulation. I d like to add insulation to this truss space.

Of your email interested please feel free to contact us on facebook at cp millworks business page. Make the necessary corrections to the roof framing and decking prior to beginning the new work. Remove the existing roofing membrane and inspect the roof for any deficiencies. The house has a flat epdm roof open chord roof trusses no ventilation and r 30 fiberglass batts with dubious installation quality wiring interrupts can lights swamp cooler ducts.

Concrete flat roof insulation though a very convenient form of construction even the development of better roofing technologies has not prevented flat roofing from continuing to be prone to traditional defects such as leakage component decay and in the more extreme cases structural failure. The first order of business to to strip the roof. This better insulated and ventilated cavity will greatly reduce heat gain or loss through the roof. Retrofit an existing flat roof to improve thermal water and air control performance as follows.

To produce a hot roof rigid insulation is fitted outside above the weatherproofing. The use of metal retrofit roofs allows the flat roofed buildings to undergo a transformation into a sloped roof building. Our insulation for existing flat roofs is ideal for extensions dormer roofs and includes a layer of either 25 50 75 or 100mm insulation board. Cold roof systems are highly inadvisable as insulation from the inside will inevitably lead to the formation of condensation.

Flat roof insulation by using our method of fitting insulation on the outside of the flat roof above the main decking boards but below the waterproofing layer we are able to protect the deck boards joists and ceiling from variations in the outside temperature. How to retrofit a roof with insulation in my humble opinion i believe the only way to effectively and cost wise to solve the problem is to insulate from the top. With a flat roof however this becomes a major concern. See http solaralberta ca pdfs harold 20orr pdf we have done several roofs this way 1.

The panel adds a remarkable amount of structure as well as insulation to the project.