Is Radiant Barrier Insulation Worth the Cost in Hot Climates? (Real Numbers, Real Savings)
In hot climates, attic temperatures can soar past 150°F, turning your ceiling into a radiant heater that forces your AC to work overtime. A properly installed radiant barrier can cut attic heat gain by up to 97% and reduce cooling costs by 5 to 17%, with payback periods as short as 2 to 3 years.
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