R-22 vs R-410A vs R-454B: San Diego refrigerant guide
Identify R-22, R-410A, or a low-GWP 2025 refrigerant on the nameplate. EPA phaseout facts, repair versus replace, no invented Freon prices.
Tag · 4 articles
HVAC scams
4 articles tagged HVAC scams. Climate Pros SD refers licensed HVAC companies in San Diego County. We do not install.
Explainers
Buying guides
How to choose an HVAC contractor in San Diego (checklist)
Twelve things to verify before hiring an HVAC contractor in San Diego: C-20 license, insurance, quotes, permits, and red flags. Written for homeowners, by a referral service.
Buying guides
AC repair scams to avoid in San Diego: 9 real patterns
Nine HVAC sales patterns San Diego homeowners should recognize, and how to check a C-20 at CSLB. Climate Pros SD does not diagnose from a blog.
Troubleshooting
AC refrigerant leak: signs, cost to fix, and why a top-off is a scam
Think you have an AC refrigerant leak in San Diego? Signs, why a Freon top-off is a scam, and what to ask on the quote. No invented job menu.
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