Yes all direct vent gas fireplace inserts require one liner for exhaust and another liner for intake both the run up through an existing chimney from the insert to the top of the chimney.
Direct vent gas log inserts.
They are operated with a very sophisticated and convenient remote control device with its own thermostat to provide your room with consistent heat.
Direct ventilation draws air from outside of the house to operate and directs any gases or moisture generated by the fireplace out through a ventilation system rather than a traditional chimney.
American gas log aspen whisper 18 in.
Natural gas fireplace gas fireplace log pleasant hearth vented gas fireplace logs 60000 btu vented gas fireplace logs gas burners gas insert vented.
The empire tahoe deluxe is a 36 inch direct vent fireplace that operates using natural gas.
While most gas fireplace inserts need to exhaust fumes through the chimney a direct vent fireplace uses a sealed chamber to draw in fresh air and expel exhaust through a specialized pipe that exits the house through a wall or roof opening.
They usually burn the least amount of gas of the three options.
Nfi master hearth professional on december 24 2018.
The direct vent gas fireplace insert does not necessarily come with all the components as you will need to purchase a brick liner upgraded louvers and remote control.
An added benefit of gas inserts is their safety with direct vent gas inserts being the safest.