Sterling Mechanical | San Diego HVAC Solutions

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Frequently Asked Questions

We proudly serve San Diego County and surrounding areas. If you're unsure whether you're in our service area, just give us a call!
Yes! We offer free, no-obligation estimates for system replacements, new installations, and major repairs.
We primarily install American Standard equipment, but also offer Ameristar, AC Pro, GE, York, Goodman, and Daikin systems. We service all major brands.
Financing options are available through select programs. Ask us during your consultation, and we’ll help you explore the best options.
Full system replacements include a Wi-Fi capable smart thermostat (Sensi-Pro Touch), two years of free seasonal maintenance, and a workmanship warranty.
Yes! We offer 3-, 5-, and 7-year maintenance programs with discounted rates, fixed pricing, and transferable contracts.
Absolutely. We install single-zone and multi-zone ductless mini-splits, perfect for adding comfort to any space without needing ductwork.
Yes! Bring us a written quote from any licensed contractor and we’ll match or beat it.
Yes. Sterling Mechanical is fully licensed, bonded, and insured. All work is performed in-house — we never subcontract installations.
Yes! We offer 10% discounts for seniors, active military, veterans, and first responders.
e treat your home as if it were our own. We use floor protection, clean up thoroughly after the job, and guarantee we’ll leave it cleaner than we found it — or dinner’s on us.