About O. S. Heating and Cooling
"O.S. Heating and Cooling, your local HVAC specialists based in El Sobrante, CA. Founded by Oscar J. Solano, we bring dedicated heating and air conditioning services to families and businesses throughout Contra Costa and Alameda counties. Whether you need a quick repair, a high-efficiency central furnace installation, ductwork, wall/floor heater troubleshooting, or smart Nest thermostat setup, our team ensures the job is done right. We believe in honest diagnostics and reliable, energy-saving solutions. If you are ready to upgrade your indoor comfort, our team is always here to help.
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