The Vantage Hearth Blue Flame VSH20T is a gas heater controlled by thermostat but does not require a vent or chimney. Capable of heating a room up to 1,000 square feet, you can mount the heater on the wall or place it on the floor. Safety features include automatically shutting down the heater in the event of oxygen or fuel depletion. The heater does not require matches or electricity.
The Mr. Heater Vent-Free MHVFB30NGBT offers wall-mounting capabilities and runs on natural gas via a thermostat and blower fan. The heater warms areas up to 1,000 square feet, including workshops, enclosed porches, cabins and lodges. The battery-operated heater also gives a reading of the room’s temperature.