Business Details
50 Years
experience
Trusted Plumbing & HVAC Services in Manassas, VA
Duvall Plumbing has served residential and commercial clients in Manassas, Virginia since 1976. As a family-owned business spanning four generations, we specialize in plumbing, heating, and air conditioning services with a commitment to quality and customer satisfaction. Our licensed, bonded, and insured technicians provide repairs and replacements for water heaters, gas lines, HVAC systems, and fixtures from trusted brands like Moen and Bradford White. We guarantee 100% satisfaction on all work, treating every home as if it were our own.With over 40 years of experience, we combine traditional values with modern solutions to meet diverse client needs. Our team maintains expertise in backflow prevention, furnace maintenance, and air handler systems while offering fair pricing and personalized service. By focusing on integrity and craftsmanship, we've built lasting relationships with clients across Northern Virginia.
Services
Plumbing Repairs
Heating Services
Air Conditioning
Water Heater Installation
Backflow Prevention
Gas Line Services
Toilet Repairs
Sink/Vanity Installation
HVAC Replacements
Furnace Maintenance
Details
- Year established: 1976
Highlights and features
- Family-owned since 1976 with four generations of experience
- Certified Backflow Testers and licensed technicians
- 100% satisfaction guarantee on all work performed
- Serving residential and commercial clients in Northern Virginia
- Partners with trusted brands like Moen and Bradford White
Services
Water Heater Installation
We install high-quality water heaters from trusted brands like Bradford White. Our technicians ensure proper setup with 6-year warranties on tanks and parts. Services include replacing old units and optimizing energy efficiency for residential properties in Manassas.
HVAC Replacements
We replace outdated heating and cooling systems with modern Carrier equipment. Our installations include gas furnaces operating up to 95% efficiency and heat pumps providing year-round comfort. Technicians optimize system performance while minimizing energy consumption for Virginia homes.
Backflow Prevention
Our certified testers implement backflow prevention systems to protect drinking water. We install and maintain devices that stop contaminated water from entering municipal supplies. This service ensures compliance with local plumbing codes and safety standards.
Gas Line Services
We install and repair gas lines for residential heating systems. Services include connecting furnaces, water heaters, and other gas-powered appliances. Our licensed technicians follow strict safety protocols to ensure leak-free connections and proper ventilation.
Furnace Maintenance
Regular maintenance keeps heating systems operating efficiently. We inspect burners, heat exchangers, and thermostats to identify potential issues. Our technicians clean components, check for carbon monoxide leaks, and optimize performance for Virginia winters.
Questions
What areas do you service?
We primarily serve Manassas, Virginia and surrounding areas for plumbing and HVAC needs.
Are your technicians certified?
Yes, we employ licensed plumbers and certified HVAC technicians with specialized training.
Do you offer emergency services?
We currently operate during standard business hours but prioritize urgent repair requests.
What payment methods do you accept?
We accept cash and checks for all our plumbing and heating services.
How long have you been in business?
Duvall Plumbing has served Northern Virginia since 1976 as a family-owned company.
