AVS Heating and Air Conditioning has proudly provided reliable HVAC Potomac MD services to Bethesda, Rockville, Silver Spring, and Montgomery County since 1991. We specialize in AC repair and installation, furnace repair and installation, heat pump systems, ductless mini-splits, HVAC maintenance, duct and vent services, thermostat installation, and water heater repair and installation. Our licensed, fully insured technicians offer 24-hour emergency service, same-day appointments, and no overtime charges for nights, weekends, or holidays. Enjoy honest pricing, no hidden fees, quality workmanship, flexible financing on new installations, and customer-focused service you can trust.