Walnut, CA
Refrigerant Line Brazing — Walnut
Precision brazing of refrigerant lines during a system replacement.
Copper line set + new condenser
FAST. RELIABLE REPAIRS & INSTALLATIONS.
San Gabriel Valley • Southern California
FAST. RELIABLE REPAIRS & INSTALLATIONS.
Local. Insured. Expert Techs. Free Estimates.
Licensed & Insured
Same-Day Service
Emergency Available
Residential & Commercial
Instant Estimate
Instant Estimate
Tell us about your home and get a price range in seconds.
- Transparent price range — no surprises.
- Free in-home consultation included.
- Multi-brand options to fit your budget.
Why AIR-COLD
Why Choose AIR-COLD HVAC
Fast Response Times
Honest Pricing
Free Estimates
Licensed & Insured
Local HVAC Experts
Service Directory
Services
Find a service in seconds.
Cooling
Heating
Limited Time
Special Offers
Limited-time promotions on installations, repairs, and maintenance.
$89 Seasonal HVAC Tune-Up
Pre-season inspection, refrigerant check, coil clean, performance test.
$89 Flat Rate
Claim Offer5% Off New System Installations
Save on qualifying full system installs. Free in-home consultation included.
5% OFF
Claim OfferMaintenance Plan Members Save 5%
Join the AIR-COLD maintenance plan and save 5% on repairs and parts.
Members Save 5%
Claim OfferTransparent Equipment Pricing
No Hidden Pricing. Know Your Equipment Options Before You Call.
Pricing may vary depending on installation requirements, equipment availability, and project conditions. Contact AIR-COLD HVAC for a free estimate.
Popular Options Above
These are some of our most popular equipment options. We also service, repair, and install many other HVAC brands.
Don't see your brand listed?
Contact AIR-COLD HVAC. Our technicians work on nearly every major HVAC manufacturer.
All Major HVAC Brands
All Major HVAC Brands
We install, repair & service every major HVAC brand. Already have a system from another manufacturer? AIR-COLD HVAC can service it.
Carrier
Lennox
Goodman
Trane
American Standard
Bryant
Daikin
Rheem
York
Honeywell
Mitsubishi Electric
LG
Midea
Fuji
Repair Services
Installation Services
Maintenance Services
Replacement Services
Don't see your brand?
Our technicians have experience working with nearly every major HVAC manufacturer.
Our Fleet
FAST. RELIABLE REPAIRS & INSTALLATIONS.
When you see an AIR-COLD HVAC truck pull up, you know help is here.
Service Truck(626) 633-6408
Fully stocked AIR-COLD HVAC service van — ready to roll across the SGV.
On-Site Install(626) 633-6408
Our techs handle every install with precision — no shortcuts, ever.
Crew at Work(626) 633-6408
Trained, uniformed, and licensed crew on every commercial and residential job.
Recent Work
Recent Projects
Real installs and repairs across Southern California.
Chino Hills, CA
Mini Split Outdoor Install — Chino Hills
Wall-side mounting and line set routing for a ductless install.
Mini split outdoor unit + line set
Walnut, CA
Garage Ceiling Service — Walnut
Diagnostic and repair work above a residential garage.
Ductwork inspection & repair
Diamond Bar, CA
Rooftop Condenser Install — Diamond Bar
Roof-mounted AC unit set and connected for a two-story residence.
Rooftop condensing unit
Rowland Heights, CA
Complete System Replacement — Rowland Heights
Full removal and replacement of an aging system with a new high-efficiency condenser, coil, and smart thermostat.
5-Ton Carrier high-efficiency system
Pomona, CA
Outdoor Condenser Service — Pomona
Comprehensive maintenance call including coil cleaning, refrigerant top-off, and electrical inspection.
Condenser maintenance & coil clean
Reviews
Customer Reviews
Real feedback from Southern California homeowners.
“Had AIR-COLD HVAC install a brand new 4-ton system in our home and the experience was outstanding from start to finish. The team arrived on time, walked us through every option without any pressure, and finished the install cleanly in a single day. The new system is whisper-quiet and our August electric bill actually went down compared to last year. Honest pricing, real craftsmanship, and a team that clearly takes pride in their work. Highly recommend to anyone in the San Gabriel Valley.”
Kevin Tran
Walnut, CA
“The AIR-COLD HVAC team was professional, responsive, and easy to work with from start to finish. They helped identify air quality issues in our home and showed us how much dust and buildup had accumulated in our system. After the service, the air felt noticeably cleaner and fresher. My family and I have been much more comfortable since then. Thank you to the AIR-COLD HVAC team for improving the air quality in our home and helping create a healthier living environment.”
Chloe Lim
Diamond Bar, CA
“Our AC stopped cooling in the middle of a heat wave and AIR-COLD HVAC came out the same afternoon. The technician quickly diagnosed a failing capacitor, showed me the bad part, and had it replaced within the hour at a very fair price. He was friendly, knowledgeable, and didn't try to upsell us on anything we didn't need. We've already signed up for their maintenance plan and would absolutely call them again. Thank you to the AIR-COLD team for the fast, honest service.”
Michelle Chen
Pomona, CA
More customer reviews will appear here as the owner adds them. Video testimonials are supported.
Maintenance Plan
Keep your system running. Pay less for repairs.
Sign up for the AIR-COLD Maintenance Plan and get priority service, seasonal tune-ups, and member-only pricing.
Join the Plan- Priority Scheduling
- Seasonal Tune-Ups
- Members Save 5%
Contact AIR-COLD HVAC
Ready to get started?
(626) 633-6408Licensed, insured, and ready. Call, text, schedule, or request a free estimate — we respond fast.
About Us
Local techs. Premium standards.
AIR-COLD HVAC is a Southern California HVAC company built on three promises: fast response, honest pricing, and quality installs that last. Our team is factory-trained, licensed, and background-checked.
Nathan Roy
Lead Technician
Jose Velasco
Owner
Owner can add real team photos from the admin dashboard → Team.
Coverage
Service Areas
Proudly serving Southern California — and likely your neighborhood.
San Gabriel Valley
North Orange County
FAQ