The logs have a two tier burner set up. First tier burns blue {Very WarmFlame}.
The second tier Burns with a Bright Yellow Cooler flame. I have no use for them any longer. The item "Monessen Natural Gas Vent Free logs 20 inch" is in sale since Tuesday, December 25, 2018. This item is in the category "Home & Garden\Home Improvement\Heating, Cooling & Air\Fireplaces & Stoves\Decorative Logs, Stone & Glass".
The seller is "audiocarma77" and is located in Myrtle Beach, South Carolina. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Chile, Colombia, Costa rica, Dominican republic, Panama, Trinidad and tobago, Guatemala, El salvador, Honduras, Jamaica, Iceland, Uruguay, Russian federation, South africa.