Geothermal heat pumps in San Diego: do they make sense?
Geothermal systems are the most efficient heating and cooling technology available. Here's an honest look at why they rarely pencil out for a typical San Diego home.
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Comparison
Everything we've written about comparison — straight from the technicians who handle these jobs across San Diego County. Pricing, troubleshooting, and what actually works in our climate.
Explainers
Buying guides
Swamp cooler vs AC in San Diego: which wins, and converting
Swamp coolers shine in dry East County and the desert but fail near the coast. Here's the cost, comfort, and conversion math for San Diego homes.
Buying guides
Is a two-stage AC worth it in San Diego?
What two-stage AC costs more than single-stage, and whether it pays back in San Diego depends on your ZIP and annual runtime. Honest math.
Buying guides
Variable speed vs single stage AC: what pays back in SD
What variable speed AC costs more than single stage, and whether it pays back in San Diego depends on your ZIP. Honest math by zone.
Buying guides
Heat Pump vs. AC + Furnace in San Diego: Which Actually Makes Sense? (2026)
Heat pumps beat AC + furnace in San Diego's mild climate on operating cost. The federal 25C credit expired for 2026 installs; here's the real math now. Full cost and efficiency comparison.
Serving San Diego County
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