Comfortbilt HP21 Pellet StoveThe ComfortBilt HP21 has the bay view window that our customers love in a compact, pedestal design that fits nicely with all decors and room sizes. Its mid range performance will heat a modest sized home or work space economically and efficiently. Features Capable of 44,000 BTU output will heat a 2,400 ft or more if temperatures are mild EPA and CSA are Certified to comply with all federal emissions mandates Heat exchanger design and powerful room