As of 2015, Lennox produces hearth products such as fireplaces, freestanding stoves and gas log sets. It also produces a multitude of fireplace accessories that include fireplace inserts and venting products.
Lennox also produces gas, electric and wood fireplaces for both indoor and outdoor use. The company owns and distributes through other familiar brands such as Astria Fireplaces, IronStrike Stoves & Inserts, Superior Fireplaces, Earth Stove and Comfort Flame. Lennox products, replacement parts and service centers are available throughout the United States and Canada. In 2012, Lennox Hearth Products merged with the company FMI Products and formed Innovative Hearth Products in 2013.