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Claim This BusinessHVAC & Plumbing Unlimited operates from 9704-A Gunston Cove Road in Lorton, serving the broader Northern Virginia region including Arlington, Alexandria, Fairfax, and Woodbridge. The company holds North American Technician Excellence (NATE) certification for its HVAC technicians and employs licensed plumbers. With 827 reviews generating a 4.9-star average rating, the contractor has built a substantial reputation in the local market. The business maintains consistent hours from 7 AM to 5 PM seven days a week, providing residential and commercial services across both HVAC and plumbing disciplines.
What distinguishes this contractor is their stated 100% satisfaction guarantee combined with service for all brands and models, avoiding exclusive dealer relationships that limit customer options. They offer financing through their website, making larger installations more accessible for homeowners facing unexpected system failures. Their indoor air quality division includes air purifiers, humidifiers, dehumidifiers, and UV light systems, addressing a growing concern for Virginia residents dealing with seasonal allergens and humidity swings. The company also handles commercial refrigeration and serves restaurant clients across multiple Northern Virginia locations, demonstrating versatility beyond typical residentialfocused contractors.
Customer reviews highlight specific technicians by name, with Joe frequently mentioned for scheduled maintenance visits and Bahman (Ben) praised for commercial restaurant work spanning eight locations. One reviewer described Bahman as immediately responsive, bypassing typical office routing to provide direct communication when a restaurant owner's equipment failed. Laura B noted the company's quick weekend response and reasonable after-hours pricing, while another customer described Joe as knowledgeable and affable during multi-year semi-annual inspections. The sole negative review from a customer since 2019 cited payment collection practices and a warranty scheduling dispute, suggesting some tension around service guarantees.
Of five sampled reviews, four award five stars citing specific technicians (Joe, Bahman/Ben), quick weekend response, and fair pricing. The single one-star review from a long-term customer since 2019 criticizes payment harassment and warranty denial, contrasting sharply with positive feedback on diagnostic skill and technician knowledge.
| Sunday | 7 AM–5 PM |
| Monday | 7 AM–5 PM |
| Tuesday | 7 AM–5 PM |
| Wednesday | 7 AM–5 PM |
| ThursdayToday | 7 AM–5 PM |
| Friday | 7 AM–5 PM |
| Saturday | 7 AM–5 PM |
AC tune-ups, diagnostics, and repair services for all brands, addressing cooling failures common during Virginia summers.
Furnace and boiler repair, maintenance, and new installation including gas and electric options for cold months.
Heat pump repair and installation providing both heating and cooling efficiency for Northern Virginia homes.
Installation and maintenance of ductless mini-split systems for zone-controlled heating and cooling.
Leak detection, drain cleaning, sewer line repair, and fixture installation including toilets, faucets, and garbage disposals.
Repair and installation of traditional tank and tankless water heaters, both gas and electric models.
Installation of air purifiers, humidifiers, dehumidifiers, UV lights, and advanced air filtration systems.
Restaurant and commercial building HVAC services including refrigeration equipment maintenance.