HVAC Services in California
Comprehensive Heating & Cooling Solutions for Your Home or Business
Stay comfortable all year long with expert HVAC services from AJ Heating & Cooling. From installation and repairs to maintenance and energy-efficient upgrades, we ensure your system runs at peak performance.


Reliable HVAC Installations for Every Home
Whether you're upgrading an outdated system or installing a brand-new one, we provide seamless installation services tailored to your needs. Our team specializes in heat pumps, mini-splits, furnaces, and central air conditioning systems, ensuring optimal performance and energy efficiency. We also offer financing options and rebate programs like BayREN to make your investment more affordable.

Expert Repairs & Preventative Maintenance
A malfunctioning HVAC system can be a major inconvenience. Our skilled technicians at AJ Heating & Cooling diagnose and repair issues quickly, restoring your home’s comfort without unnecessary delays. We also offer routine maintenance plans to help extend the lifespan of your system, improve efficiency, and reduce unexpected breakdowns.

Customized Ductwork & Insulation Solutions
Proper ductwork and insulation are crucial for maintaining energy efficiency and indoor comfort. We specialize in designing and installing custom duct systems, attic clean-up, and insulation replacement to help regulate indoor temperatures and reduce energy costs. Our team ensures that your home stays warm in the winter and cool in the summer with optimal air distribution.
Is your HVAC system ready for the changing seasons?
Contact us today for a free consultation and experience the AJ Heating & Cooling difference!