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Heating & Air coupons & deals in Baltimore, MD

7 offers from 2 companies · checked October 3, 2026

Offers

  1. $50off

    First heating or cooling repair

    Aire Serv of Owings MillsEnds Dec 31

  2. $49

    Heating system tune-up and safety inspection

    Supreme Service TodayEnds Nov 15

  3. $500off

    New high-efficiency HVAC system

    Aire Serv of Owings MillsEnds Dec 31

  4. $50off

    Any heating service call with repair

    Supreme Service TodayEnds Nov 15

  5. 10%off

    Any service for first responders, teachers, seniors, and military

    Aire Serv of Owings MillsEnds Dec 31

  6. Free

    Advantage Plan with a new HVAC system

    Aire Serv of Owings MillsEnds Dec 31

  7. Free

    Diagnostic fee with a repair

    Aire Serv of Owings MillsEnds Dec 31

Baltimore hvac & heating and cooling deals at a glance

The biggest discount is $500 off new high-efficiency HVAC system from Aire Serv of Owings Mills. The lowest flat price is $49 for heating system tune-up and safety inspection from Supreme Service Today.

Baltimore hvac & heating and cooling companies with current offers

Common questions

How do I use these hvac & heating and cooling coupons?
Open an offer to see its fine print. Most don’t need a code: mention the offer when you call or book. If an offer has a code, give it when you book. The discount is applied by the company.
Are these hvac & heating and cooling deals current?
Each offer is checked against the company’s own website, most recently on October 3, 2026. Companies can change or end offers at any time, so confirm the details when you book.
Do these companies serve my neighborhood?
Each company lists its service area. Search by your ZIP code to see only companies that serve your address, sorted by distance.

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