Comfort Glow Vent Free Gas Fireplace Log Insert, 6 Pcs 24" Black Forest Logs, Dual Fuel (LP/NG), Double Yellow Flame, Adjustable Thermostat, Heats 1,250 Sq FtTransform your living space with the Comfort Glow Vent Free Gas Fireplace Log Insert. Featuring six 24-inch Black Forest fiber logs, this fireplace insert creates the look and feel of a traditional wood-burning fire, without the hassle. Designed with dual fuel technology, these gas logs work seamlessly with either natural gas or propane, giving you flexibility based on your home"™s setup. The U-shaped gas fireplace burner produces a roaring, double yellow flame, adding an extra layer of ambiance to any room.With a heat output of up to 30,000 BTUs, this ventless gas logs system can warm spaces up to 1,250 sq. ft., making it ideal for large living rooms, dens, or family rooms. The adjustable thermostat ensures you can control the heat to your desired comfort level, making these ventless gas logs a perfect option for easy operation.The Comfort Glow gas fireplace insert is a vent-free gas fireplace insert, meaning it doesn"™t require a chimney or external venting, making installation simple and hassle-free. The propane fireplace insert also comes with lava rocks to enhance the visual appeal, giving it a realistic, glowing ember effect.Safety is a top priority, and this model comes equipped with an Oxygen Depletion Sensor (ODS) and a standing pilot for added peace of mind, ensuring your gas fireplace logs for indoor fireplace are safe to use. Whether you are upgrading an existing fireplace logs for gas fireplace for indoor use or installing a new natural gas fireplace insert, this model delivers on both style and performance.Please Note:Check state and local codes for installation restrictions and requirements before purchase. NOTE: The state of California prohibits the use of this product. Due to the built-in oxygen safety sensor, vent-free products may not work properly at elevations of 4,500 ft. or higher. Please check your state and local codes prior to purchase.