Furniture Design Sierra Kindle Heater Outdoor Patio Heater by Arturo Fis With Sierra, Kindle Living has transformed the unattractive approach to outdoor heaters into a luxurious experience full of style, elegance, and glamour never seen before. Every detail has been carefully considered - made beautiful by the loving hands that individually give shape to each inspired piece - bringing ambience, romance, inspiration and plenty of heat to the outdoors.