Buck Stove 34" Model 91 Catalytic Wood Stove Insert With Door and Blower 62,745 BTUOVERVIEW Buck Stove's flagship, the Model 91 Catalytic Wood Stove, stands as a testament to quality and performance. Whether utilized as a masonry fireplace insert or as a freestanding unit, it effortlessly accommodates 21" logs and efficiently warms spaces of up to 3200 square feet, boasting an impressive 10,400 to 62,745 BTUs per hour. Packed with features such as a factory installed blower, high efficiency heat exchange system, convenient ash