The Kinderhook pellet stove features the largest hopper of any of our stoves. The 130lb hopper on the stove producing up to 49,000 BTU's of heat with almost 90 hours of uninterrupted burn on low.. Featuring a large heat exchanger producing 84.7% efficiency, this stove is certain to provide warmth to your home on even the coldest winter freeze. We offer all available replacement parts for the Kinderhook that cross over to standard Enviro parts. If you cannot find the part you are looking for please call, email, or fill out a Parts Request Form and we will be happy to assist you.