Pleasant Hearth 30" Arlington Ash Vented Gas Log Set 65,000 BTU's 65,000 BTUs/hr Dual Burner with Manual Control Includes 7 hand painted highly detailed concrete logs, 30" in length No Electricity Required Uses Natural Gas (Convertible to LP using a safety pilot LP Conversion Kit - Sold Separately) Match Light Ignition 2 Year Warranty To prevent performance problems, do not use propane/LP fuel tank of less than 100 lb. capacity