Another alternative to radiant barrier foil are the various types of foam insulation.
Radiant barrier roof vs spray foam.
Spray foam is good for insulating small buildings and tricky nooks and crannies.
Foam insulation most commonly comes in two forms.
What is foam insulation.
Bill delamar i have wondered if spray foam installed directly on the sheathing will shorten the life of the roof covering if no baffling is provided.
Lo mit radiant barrier coating offers homeowners the following benefits.
Radiant barrier sheathing doesn t require any special expertise to install while spray foam insulation requires highly trained installers using special equipment.
A number of factors should be taken into consideration when choosing between these two especially the climate zone that you re building in.
Spray foam insulation is also a great option for homes that are smaller or for homes with attic spaces that are difficult to insulate with alternative insulation.
No damage lo mit will not cause damage to shingles or other roofing materials.
Radiant barrier sheathing is inexpensive and reflects thermal radiation to keep attic spaces cool.
It will not void any roofing warranties.
Spray foam offers insulation and provides some sound proofing from outside noise.
It will not tear or delaminate and does not require maintenance or recoat for the life of the roof.
By combining radiant barrier foil with spray foam insulation you create two defenses for reducing heat flow into your home.
Although using them together with a normal roof is not as easy because the shingles are connected to the roof deck which is connected to the foam and there is no air gap in which the heat energy can become radiant heat.
Spray foam spray foam is another option if you are planning to insulate your attic since it succeeds in keeping out heat during the summer months thanks to its high r values.
Foam insulation rigid boards are 4 x8 sheets usually cast of closed cell polystyrene designed to fit directly inside walls against the interior or exterior of plywood sheathing as.
Radiant barriers intensify roof shingle temperature by only several degrees and do not affect their warranties.
The use of a tough radiant barrier material will also reduce efficiency and lead to fast wear and tear.