Ethanol Fireplaces Ethanol fireplaces do not require chimneys, flues or gas lines, making them easy to install in condos and apartments. Vent-free fireplaces are available in tabletop, wall mounted or freestanding models. They also don't produce smoke or ash, and require minimal maintenance. Find out more about ethanol fireplaces. 1. https://fireplacesandstovesuk67776.blogdal.com/30617781/10-methods-to-build-your-electric-fireplace-wall-mounted-empire