A TV may be placed above most electric fireplaces, without any adverse effects to the TV. Since most electric fireplaces blow heat out the front or bottom of the unit, they create no problems for TV’s or any other items that may be placed above the fireplace.Click to see full answer. Hereof, how close can a TV be to an electric fireplace?(We recommend that the bottom of the TV be no higher than 42” off the floor.) And at 5000 BTU’s or less, the heat output of an electric fireplace will not damage a TV above it.Also, how high should I mount my electric fireplace? If you are looking for a fireplace to hang below your TV – bottom and front heat units are your best choices. Bottom heat fireplaces should be kept at least 1.5 ft off the floor, while top- and front heat units don’t have this restriction and can be placed as low as you wish. Simply so, does heat from fireplace damage TV? The short answer is – yes. However, to ensure your television isn’t damaged from the heat, care must be taken to ensure heat generated by the fireplace is redirected away from television. There are several ways to do this, such as installing a proper mantel and building an alcove for the television.How much will an electric fireplace raise my electric bill?The average electric fireplace uses nearly 1500 watts of power. If you use it just for ambiance, then the cost can range anywhere from $0.003 to $0.03 per hour. However, if you use a heating unit as well, the costs will go up to around $0.09 per hour for a medium setting, and $0.18 per hour for the maximum setting.