HVAC repair and installation in Concord, CA

Concord is one of the busiest cities we run. Summer temperatures climb past Walnut Creek’s, so “AC not blowing cold” is not a mystery — it is usually a failed capacitor, a dirty coil, a refrigerant leak, or a system that was oversized and short-cycles.

We are a short drive from our Walnut Creek shop. Diagnostic visits stay $69. We do not quote a compressor over the phone. We test, show you the reading, and only continue if you approve the repair.

Concord also searches for honest install pricing. Furnace plus AC replacements and heat pumps get a free in-home estimate. We will tell you if a repair buys another season. Hours are 7am–5pm, seven days a week — not 24/7.

Call (650) 900-0440. EPA 608, OSHA, and NATE certified technicians. Serving Concord and Clayton Valley from 2939 Santos Ln, Walnut Creek, CA 94597.

Related: AC repair · Furnace repair · Heat pump installation · Pricing

Frequently asked questions

Is OTTER HVAC a Concord company?

We are based in Walnut Creek, about 10–15 minutes from most Concord neighborhoods. Concord is a core route, not an afterthought.

Do you repair AC units in Concord the same week?

Usually yes, often the same day if you call during 7am–5pm hours. Parts-dependent repairs are quoted before we start.

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References and credentials

Authority sources: EPA Section 608 · DOE Energy Saver

Call (650) 900-0440 · Book online · View pricing · HVAC FAQ