Ethanol Fireplaces Ethanol fireplaces don't need chimneys, flues, or gas lines, which makes them ideal for installation in apartments and condos. These vent-free fireplaces are available in freestanding or wall-mounted models. They also require little maintenance and don't produce any smoke or ash. Find out more about ethanol fireplaces. 1. https://fireplaces43197.educationalimpactblog.com/52502526/15-reasons-you-must-love-bio-ethanol-fireplace