While thermal curtains are often utilized during winter months, they are just as helpful in the summer. "Essentially, they'll keep heat where you want it—either inside or out," says Michelle Keldgord, ...

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Sheers inside to invite the sun during the day, and thicker curtains on top to keep the chill out in the evening.” Heavier fabrics help trap warmth, and a thermal drapes lining strengthens that effect ...

If you struggle with rooms that overheat or aggressive sunshine, the best thermal curtains to keep heat out are a smart investment, and can be a real lifesaver during sweltering summers or in ...