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The Benefits of a Built in Electric Fireplace With Mantel Unlike traditional gas fireplace suites, free-standing electric ones don't require complex setup or venting. They can be set up wherever you'd like to make an element of interest, provided there's an electrical outlet nearby. Most models come ready to use right out of the box. All you have to do is empty the space before plugging it into. Realistic Flames Electric fireplaces do not require for a vent or chimney which saves homeowners