Heat Pump Service in Manassas: Installation, Repair & Replacement
All Services
- Gas Heating
- Heat Pumps
- Indoor Air Quality
- Commercial HVAC
- Rooftop Packages
- Construction

Trusted Local HVAC Experts for Your Home Heating Needs
At J Henry Mechanical, we specialize in professional heat pump service, repair, and installation for Manassas, VA area homeowners. Whether your current heat pump isn’t heating or cooling efficiently, needs a seasonal tune-up, or you’re ready to upgrade to a more energy-efficient system, our licensed technicians are here to help.
Heat pumps are one of the most efficient ways to keep your home comfortable year-round, providing both heating and cooling in one system. We offer expert diagnostics and heat pump repairs in Manassas for all major brands, ensuring your system runs at peak performance. Regular service helps prevent unexpected breakdowns, extend equipment lifespan, and reduce your energy bills.
Considering a new heat pump? We provide professional installation of high-efficiency heat pump systems designed to save energy while delivering reliable comfort in every season. Our heat pump installation team in Manassas will help you choose the best system for your home’s size, needs, and budget.
Why Homeowners Trust J Henry Mechanical
- Local, family-owned company
- Certified technicians with years of experience
- Honest, upfront pricing on all services
- 100% satisfaction guaranteed
Frequently Asked Questions
How often should I service my heat pump in Manassas?
Heat pumps should be serviced at least once a year to keep them running efficiently. Because they provide both heating and cooling, we recommend scheduling maintenance in the spring and fall to prepare for seasonal temperature changes.
What are signs my heat pump needs repair?
Common signs include unusual noises, weak airflow, inconsistent temperatures, higher energy bills, or the system frequently cycling on and off. If you notice any of these issues, our Manassas HVAC technicians can quickly diagnose and fix the problem.
How long does a heat pump typically last?
With proper maintenance, most heat pumps last 10–15 years. If your system is older and experiencing frequent breakdowns, it might be time to consider a replacement for better efficiency and reliability.
Are heat pumps energy efficient?
Yes, heat pumps are one of the most energy-efficient ways to heat and cool your home. Modern models can reduce energy costs significantly compared to traditional HVAC systems, especially when properly installed and maintained.
How long does it take to install a new heat pump?
Most residential heat pump installations can be completed in one day. Our team will provide a detailed estimate and timeline before starting the job.
Do you offer emergency heat pump repair?
Yes! J Henry Mechanical provides fast, reliable emergency heat pump repair for Manassas homeowners to ensure your home stays comfortable no matter the season.
Whether you need fast heat pump repairs or a complete system replacement, J Henry Mechanical is your trusted partner for dependable comfort solutions.