Reviews for Sandium Heating and Air Conditioning

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  • September 2025

    Earlier this year I replaced our aging (and braking) gas furnace and A/C unit with a brand-new heatpump-based system. The original installer did a shoddy job and after they botched a subsequent repair attempt (under warranty) I sent them packing and called Sandium. Robert Shuper from Sandium provided a thorough analysis of the situation and recommended a code-compliant re-installation of the air handler, a better pipe layout, and updating the existing (but long defunct) 2-zone system. One of the newly installed units had technical issues and Sandium technicians troubleshooted the system in coordination with the factory, measured that all parameters were as expected, and... read full review

  • August 2025

    For my maintenance check, Christopher was fantastic. Quick, advised what he was checking for and showed me the measures indicating a healthy system.
    Super appreciate the review!

  • August 2025

    Chris at Sandium was professional, thorough, knowledgeable, and help explain the intricacies of our AC unit. We will definitely use them in the future and appreciate their work ethic.

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    Sandium Heating and Air Conditioning

    1045 N 10th St, San Jose

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