Since 1988, W.A. Tolbard has been providing Frederick County, Maryland with exceptional installation and service in many aspects of interior air comfort. In addition to heating and air conditioning maintenance and installation, W.A. Tolbard also sells, installs and services gas logs, gas stoves, gas inserts and gas fireplaces. Please note: We do not sell or service any wood or pellet burning equipment or carry supplies for them. Service area: We are proud to serve the residents of Frederick County, MD. Stop by our showroom today!