RCMechanical HVAC

Redwood City’s HVAC experts

Skilled technicians, friendly service, and straightforward pricing. Contact us for heating and a/c done right.

    Our HVAC experts are here for all your heating and cooling needs

    furnace heating system

    HEATING

    We keep your furnace or heat pump running at peak performance and lengthen its life. When installing a new furnace, we make sure you get the right size, power, and ductwork for your house.

    air conditioning icon

    AIR CONDITIONING

    Whether it’s installing a/c for the first time or repairing an existing air conditioner, Redwood City homeowners count on us for all their air conditioning needs.

    energy efficiency icon

    ENERGY EFFICIENCY

    Proper sizing, installation, and maintenance are key to furnace and air conditioner efficiency. Let our experts help you reduce your carbon footprint and your energy bill.

    The Peninsula’s favorite

    ★ ★ ★ ★ ★

    I give Sal at RC Mechanical my highest recommendation. We’ve done extensive remodeling, with various contractors. Working with Sal was probably the best decision we’ve made for our house. He works hard, finishes on time, explains everything along the way and REALLY, REALLY cares about doing a quality job.”

    — Melissa, Sunnyvale

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    MEET SAL CONTRERAS, HEATING AND AC SPECIALIST

    Sal Contreras of RC Mechanical Inc.

    From the minute Sal steps inside your home, your family’s comfort and safety are his top priorities.

    Sal Contreras, a U.S. Army veteran, started RC Mechanical Inc. in Redwood City, California in 1992. Sal is a highly trained building-trade journeyman who has worked sheet-metal since high school and worked on helicopters in the army. Even with all this experience, Sal still makes time to take yearly training on latest industry advances. His immense attention to detail ensures you get top-notch results.

    RC Mechanical is veteran-owned business located in Redwood City, California, not part of a franchise. When you work with RC Mechanical, you work with Sal and his team. Sal believes in spending extra time with you to ensure that all questions are answered and repairs are done correctly. When you work with Sal, you get expertise, integrity and the promise of a job done right the first time!

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    veteran-owned business

    Sal Contreras veteran-owned HVAC business

    Sal in West Germany 1981

    The Latest Heating & Cooling News

    Transform Your Home Comfort with Smart Temperature Zoning and Sensors

    Home thermostats regulate HVAC systems to maintain a comfortable temperature, but fixed wall placement can limit flexibility. While some homes use multiple thermostats to create different zones, a single thermostat with temperature sensors in key rooms can achieve effective multi-zone heating and cooling, optimizing both comfort and energy efficiency. For instance, if your hallway thermostat is set to 68 degrees, it shuts off the HVAC... read more >

    Simple test to see if your AC is working

    HVAC is probably the biggest energy drain in any house. This leads to a higher energy bill every month when the furnace or the AC is used a lot. Keeping your heating and cooling systems running efficiently is a good way to keep the energy costs down. Efficiency going down can also be an indication of larger issues. Such issues if left alone could end... read more >

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