Skamol Skamotec 225 Silicate Board Size 500x305x25mm (19.5″ x 12″ x 1). Economical replacement for Skamol Vermiculite board. Size 500x305x25mm (19.5″ x 12″ x 1). Dimensions are +- 1/8 because of saw blade thickness. Brand – Skamol Can be easily cut and shaped. Skamol Skamotec 225 – Calcium Silicate Board. SKAMOTEC 225 for fireplace enclosures. Skamol has introduced an innovative new product for fireplace enclosures with availability throughout the entire United States and Canada. SKAMOTEC 225 is a light-weight, non-combustible building board that simplifies the construction process by eliminating the need for steel or wood frame construction. The result is a complete one product solution for your fireplace enclosure with multiple design solutions and finishing possibilities. SKAMOTEC 225 provides a unique alternative for dealers and installers to maximize their business with quick, easy installations for distinctive looking fireplaces. SKAMOTEC 225 is UL Classified: ASTM E136 in the United States and UL Listed: CAN/ULC-S114 in Canada as a non-combustible material. SKAMOTEC 225 has a high heat resistance with an R-value of 2.38 per inch, a max service temperature of 1832. F and a compressive strength of 406 lbs/sq inch. SKAMOTEC 225 boards also help prevent the formation of cracks and the costly callbacks from unhappy home owners that follow. The light-weight nature of the SKAMOTEC 225 boards makes the product easy to handle and install. SKAMOTEC 225 is around 50% lighter than other non-combustible boards on the market today. Building fireplace enclosures with SKAMOTEC 225 is easily done by using common wood working tools and fasteners to cut, shape and combine the material, while leaving very little excess material. SKAMOTEC 225 greatly reduces the construction time of fireplace enclosures and allows companies to maximize their business.