International Services Mechanical HVAC

International Services Mechanical HVAC is a small, locally owned business that has helped Rockville area families and businesses since 2007, covering Potomac, Gaithersburg, Bethesda, Columbia and DC. It installs, repairs and replaces heating and cooling systems, including heat pumps, ductless split systems, air handlers, humidifiers and boilers, advises on gas, electric or dual-fuel systems, and also handles gas piping, plumbing, residential air duct cleaning and commercial kitchen appliance repair. Financing is available on new system replacement, a spring tune-up special is posted, and installations carry warranties and guarantees. Technicians are described as highly trained and insured. Rated 4.6 from 21 Google reviews, 19 of them five stars. It points customers to EnergyStar for efficiency guidance, offers a buying guide, and makes a product recommendation before installation. Call 301-534-4822.