The Therma-CalTM Gas Cylinder mat is placed between cylinder and floor it further insulates the cylinder from heat sinks such as a concrete floor. The mat is silicone with fiberglass insulation and comes in two sizes.
• Silicone construction with fiberglass insulation
• 1/4" thick
• 12" diameter mat for 8" to 9" diameter cylinders (1A & 1R)
• 18" diameter mat for 15" diameter cylinders (1F)