Residential HVAC Services in the Bay Area
Your home’s comfort depends on a reliable HVAC system. At COOL AID Air Conditioning, Heating & Refrigeration, we offer fast, affordable residential HVAC services across San Jose, Santa Clara, and the entire Bay Area — from system repairs to full installations.
Please note: We do not provide residential refrigeration services.
Our Residential HVAC Services
Residential Emergency HVAC Services
Emergency? No heat or AC? Call us anytime and we’ll prioritize your service.
Residential HVAC Maintenance Services
Protect your HVAC investment with scheduled maintenance that extends system life and improves performance.
Residential HVAC Installation Services
New construction? Home remodel? We install modern heating and cooling systems customized for your square footage, climate, and budget.
Residential HVAC Replacement Services
If your system is over 10–15 years old or beyond repair, we’ll help you select and install an energy-efficient replacement suited to your home.
Residential HVAC Repair Services
If your system is blowing warm air, making noise, or not turning on — we’ll fix it fast. We diagnose the issue and provide honest recommendations.
Serving Homeowners Throughout the Bay Area
We proudly serve customers in:
Why Homeowners Choose COOL AID
- Transparent pricing with no surprises
- Licensed, insured, and certified techs
- Friendly, respectful professionals
- Same-day emergency availability
- 100% satisfaction guarantee
- Family-owned and operated values
FAQs – Residential HVAC
How do I know if I need to replace my HVAC system?
Frequent repairs, high energy bills, or a system over 15 years old are signs it’s time to replace.
How fast can you respond to an emergency?
We prioritize emergency calls and strive to respond same-day whenever possible.
Do you offer residential refrigeration repair?
No. We only offer refrigeration services for commercial systems.
Keep Your Home Comfortable Year-Round
Call 1-800-266-5243 or Schedule Service Online.