Osburn 3500 Wood Burning Insert

The Osburn 3500 Wood Burning Fireplace Insert is one of the most powerful inserts in its class. The 3.5 cubic ft firebox is capable of handling up to a 22" log with a maximum burn time of up to 10 hours. It produces up to 110,000 BTUs with a heating area up to 2,700 square ft. A 144 CFM blower is included to help push the heat throughout the space. The Osburn 3500 insert is EPA approved with an optimum efficiency rating of up to 77% and a low 1.32 average particle emissions rate, it is rare for an insert this large to burn this clean. The large 18 7/8" x 11 3/4" glass surface is the focal point of the Osburn 3500 wood insert, allowing you to enjoy the beauty of the flame while you cozy up next to the warmth of the insert. The clean lines of the insert allow the Osburn 3500 to fit with just about any decor. You can choose between the black or brushed nickel for the finish trim and door overlay to help tailor the look of the insert. You will never have to worry about a drafty fireplace again after you update your fireplace with the Osburn 3500 Wood Insert. The large heating capacity is sure to warm up your extra large space in even the coldest of winters. Features: High-efficiency appliance 2020 EPA approved 144 CFM heat circulating blower Recommended heating area : 1,000 -2,700 square feet Maximum burn time : 10 hours Maximum heat output : 110,000 BTU/h Glass air-wash system Firebox lined with refractory bricks for better heat distribution Stainless-steel secondary-air system improving gas combustion Approved Chimney Liner: Rock-Flex Stainless Flexible Liner Kit Measuring for Your  ​Fireplace Insert Calculator Stove Insert Measurement Guides ​Chimney Liner Sizing Guide Installing Your New Wood Fireplace Insert Video of Installing a Wood Burning Fireplace Insert