If you recall from our garage spray foam installation fred and i opted for a hot roof on our new in progress workshop.
Foam roof vs insulation for cooling.
Katy s article got me thinking about the benefits of both cool roofs and hot roofs over traditional roofs and which option is actually the better choice.
Murmurs and hearsay about open cell spray foam insulation have been gaining traction for a while.
It comes in standard size 4 8 sheets and smaller sizes in many different thicknesses from 1 4 inch to 2 inches.
Long term service and savings.
Coating existing asphalt shingles to make them cool however is not normally recommended or approved by shingle manufacturers.
Buy cool asphalt shingles which use specially coated granules that provide better solar reflectance.
Save energy on heating and cooling with dura foam s insulated cool roof systems.
Foam board insulation is easy to use and is a great diy way to add some insulation.
Radiant barrier sheathing is inexpensive and reflects thermal radiation to keep attic spaces cool.
When installing attic insulation a case can be made for both radiant barrier sheathing with typical types of insulation as well as spray foam insulation.
A number of factors should be taken into consideration when choosing between these two especially the climate zone that you re building in.
New dura foam roofs include a 10 year leakproof guarantee which is extendable to 15 years upon recoat.
How they can be made cool.
A roof warranty is only as good as the company that stands behind it.
Some types of thicker foam board insulation are available but they may need to be special ordered.
It rots roofs people have told me.