Vent Free Fireplace Logs Natural Gas Fire Log Set Heat Thermostat 24 in Oakwood. Vent-Free Natural Gas Fireplace Logs. The Vent Free Log Set provides up to 39,000 BTU's which can heat up to 1,300 sq.The vent free design allows you to operate the unit with your chimney flue closed, safely keeping 100% of the heat produced by the logs in your home. Thermostat control allows you to keep a constant room temperature, without the hassle of a manual adjustment. 99.9% energy efficient and CSA certified. Complete with an oxygen depletion sensor with automatic shut off safety feature. No electricity required; great during power outages. Includes golden flame dual burner, multilevel grate, 5 hand-painted logs, safety pilot light and decorative stone. Eliminate the hassles of splitting firewood, cleaning out the ashes and maintaining a clean chimney. The difference between vented and vent free:j. The item "Vent Free Fireplace Logs Natural Gas Fire Log Set Heat Thermostat 24 in Oakwood" is in sale since Thursday, February 7, 2019. This item is in the category "Home & Garden\Home Improvement\Heating, Cooling & Air\Fireplaces & Stoves\Decorative Logs, Stone & Glass". The seller is "angelwalkventure" and is located in Oak Creek, Wisconsin. This item can be shipped to United States.