A-1 Guaranteed installs, repairs, and services ducted heat pumps across the greater Bay Area. We’ve been voted “Best Heating & Cooling Company” in Solano County for 19 years and have been a Better Business Bureau Honor Roll member for nearly three decades, so we can be your HVAC specialists for life. For homes that already have ductwork, ducted heat pumps can deliver efficient, all-electric heating and cooling through your existing vents, often replacing an aging gas furnace and AC with one modern system.
Why Heat Pumps?
Heat pumps work differently than traditional furnaces and ACs by moving heat in or out of your home using electricity and refrigerant. In the winter, it pulls heat from the outdoor air and delivers it inside; in the summer, it works like a high-efficiency air conditioner and moves heat out of your home.
Electrification simply means shifting your home’s comfort systems from fossil fuels to electric equipment. This change can lower emissions in and around your home, reduce exposure to combustion byproducts, and prepare you for upcoming gas phase-outs.
Benefits of Ducted Heat Pumps in Bay Area Homes

- Greater efficiency: When you pair heat pump efficiency with a good duct design, these systems can provide even, comfortable temperatures throughout your home while using less energy than older equipment.
- Adding AC for the first time: If your home has a furnace but no central AC, a ducted heat pump can add cooling while giving you efficient electric heating in the same package.
- Quieter, smoother operation: A-1 Guaranteed installs inverter-driven heat pumps that ramp up and down instead of cycling hard on and off, which can reduce noise and temperature swings compared to older equipment.
- Eligible for incentives: Because ducted heat pumps support California’s electrification initiative, many projects qualify for heat pump rebates. Our team helps you understand what you’re realistically likely to receive and how savings factor into your project budget.
Why Work With A-1 Guaranteed?
A-1 Guaranteed is a multi-generational, family-owned contractor that has been providing reliable and long-lasting solutions since 1996. We’re known for taking on the “weird jobs” that don’t fit a cookie-cutter approach, from historic homes in Berkeley and Vallejo and hillside properties, to custom layouts that demand careful design.
When you work with our team on a ducted heat pump project, you get:
- Heat pump and electrification specialists who design a custom solution around your home, 100% satisfaction guaranteed
- Modern inverter-driven systems from trusted brands like Bosch, Bryant, and Fujitsu, installed for efficiency, comfort, and reliability.
- Help navigating rebates and incentives as a participating contractor with programs like TECH Clean California and other programs. Plus flexible financing options to spread costs.
- A long-term partnership with preventative maintenance services that keep your new system operating at peak performance year after year.