radiant barrier foil vs spray paint

Some energy customers consider a spray-on reflective coating. So what’s the difference between a spray-on and radiant barrier? ...
heavy duty radiant barrier

We use only double-sided radiant barrier so you have a durable product. Plus, it’s perforations keep water vapor away....
magic combination

Why buy bubble/foam/foil products when you can buy radiant barrier and attic insulation for less?...
what? no r-value?

This will probably surprise you. Radiant Barrier has NO R-Value. R-Value is a term to describe how quickly heat will pass through or ... ...