ClassicFlame 26EF031GPG-201 26" Contemporary Electric Fireplace Insert with Safer Plug Our Fireplaces are to be used for supplemental heat only & to be used with your heating system. 4,600 BTU heater provides supplemental zone heating for up to 400 square feet Flame effect can be operated with or without heat, providing the ambiance of a gentle rolling fire all year long Spectrafire Plus offers 125 selectable flame effect options to create the perfect mood and ambiance for any style Adjustable thermostat allows you to decide the temperature of your room. Simple, hassle-free installation, requires no venting or gas lines. Includes an owners manual and easy-to-follow instructions for installation.