If you're looking for a blind that offers you the most energy efficiency, you'll want to consider aluminum. Metal is far better for blocking and reflecting the sun's rays than vinyl, which is perfect in the middle of the summer.
PVC Venetian blinds, also called faux wood blinds are made of PVC, a hard, durable material that's lightweight, fire-resistant and economical. But, when it's exposed to heat above 60 degrees Celsius, it softens and becomes more prone to warping. So, they aren't suitable for the kitchen
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