Modern fireplace inserts are a sleek way to upgrade your existing fireplace with minimal work, as these inserts are designed to fit into your current fireplace opening. These fireplace inserts are available in a variety of fuel types, and with a variety of price points. Take this Dimplex DFI2310 Deluxe 23" Electric Fireplace Insert, an excellent modern electric fireplace insert, comes in with a price point below $500 and free shipping!
Your non-electric modern fireplace inserts are more expensive than the electric Dimplex, but you are gaining much more realism with live flame and that higher cost pays for the greater safety measures. This Empire Loft Direct Vent Gas Fireplace Insert with Intermittent Pilot is an excellent choice for a modern gas fireplace insert, while this Osburn OB02021 High-Efficiency EPA Certified Matrix Wood Insert is one of the best modern wood burning fireplace inserts available. The Empire option even features crushed glass media as the focal point with the flames, making it the most contemporary choice of these modern fireplace inserts.