For the customers who appreciate old-style look and modern brick performance, Bluewind Vermiculite Lightweight Insulating Bricks are the best option. These bricks not only increase the beauty of your fireplace but they do improve the thermal performance and durability quite well too. Being manufactured using non-asbestos materials makes them fit for use in homes and industries alike allowing for wide range of applications. These bricks because of their special properties assist in thermal control, reduced power consumption, and preservation of the fireplace components.