Reviews for Design Flow Heating & Cooling LLC

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  • May 2026

    Updated Review May 2026:
    The prior heating repair completed by DesignFlow did solve our heating problem but then our AC took a nose dive a few weeks later (our whole system is 25 yrs old). Their technicians were dispatched again, they came right away- this time for our AC (bc we went from cold days to warmer days end of April) They told us our unit is slowing going to fail us once the temps hit 80°. They were right! Temps hit 80+ and boom- no cool air. We decided to replace our entire hvac system- furnace & AC. DesignFlow to the rescue! Chad and Daniel came this week and it was a great experience once again. They worked morning to night to get the... read full review

  • April 2026

    We were able to get an appointment scheduled the next day and the technicians Ashton and Daniel were knowledgeable on my geothermal system and very courteous. Resolved an issue that several other companies were not able to identify.

  • April 2026

    Design Flow is a wonderful company! Each employee that I encounter is joyful and professional! Ashton is the most recent technician that provided a wonderful experience; his positivity and swift delivery of excellent service is unmatched. I appreciate that I can trust a local company!

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    Design Flow Heating & Cooling LLC

    5975 Exchange Dr Suite C, Eldersburg

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