The Heat N Glo, Quadra Fire, Harman and Heatilator lines of gas stoves are all made by Hearth and Home technologies. Hearth and Home provides the largest selection of gas fireplaces of any manufacturer. Besides the traditional line of fireplaces, it also offers gas inserts, stoves, gas logs, mantels and surrounds, outdoor fireplace products and accessories for all these products. Quadra Fire and Harman lines focus on sustainability and energy efficiency.
Monessen is based in Paris, Kentucky, and focuses on safety, environmental consciousness, reliability and aesthetics, according to its website. Each product that leaves the Monessen manufacturing facility is leak tested and burn tested to increase reliability and function in the field. The company makes direct vent, vent free and B vent gas fireplaces, logs and inserts.
Alpine Fireplaces is a regional company in the western United States. Most of its customers are in Utah, Idaho, Nevada and Wyoming. The company features a "positive pressure" system of combustion in which the heat is pushed through the home more evenly than with other types of blowers. Air from the home that is used in the combustion process is also replaced with air from the outdoors. Air for both heating and combustion is drawn in from outdoors.
The Jotul company is based in Norway, but has manufacturing facilities in the United States. The company slogan is "A passion for warmth," which it extends to physical, atmospheric, visual, convenience, sustainable and durable warmth. The company focuses on cast-iron workmanship with the latest technology added to create efficient fireplaces.