Radiant Barrier, Will It Fix a Hot Upstairs Room?

Send us Fan Mail Radiant barrier can help with a hot upstairs room — but only if the right things are already in place underneath it. In this video, I break down exactly what radiant barrier does, what it does not fix, and why installing it before air sealing, duct sealing, and proper insulation is one of the most common and costly mistakes homeowners make. I also cover the one situation where radiant barrier makes the most sense — and when the timing actually works in your favor. If your u...