This floor protection meets the requirements of CSA B365 (Canada) and NFPA 211 (US). Here's a simple, effective and complete solution for freestanding pellet heaters and small wood stoves. Each panel is insulated with (1/2" (13 mm)) Micore® 300 which offers an R factor of 1.03. The R value of the floor protection must be equal to or greater than that required by the manufacturer.