Coupons

  • FREE Whole Home Electrical Inspection

    We offer a free whole-home electrical inspection with any product or service purchased. Contact Great Lakes Heating And Air Conditioning for details.

    Cannot be combined with other offers.
    Valid from Jan 11, 2019 - Dec 31, 2021
  • Free 1" Filter In-Store Only

    Contact Great Lakes Heating And Air Conditioning for details.

    Non pleated, limited to 1 per home per month. Cannot be combined with other offers.
    Valid from Mar 1, 2021 - Sep 1, 2021
  • $79 A/C Tune Up

    Contact Great Lakes Heating And Air Conditioning for details.

    Cannot be combined with other offers.
    Valid from Mar 1, 2021 - Sep 1, 2021
  • $0 Off New Heating & Cooling System

    Contact Great Lakes Heating And Air Conditioning for details.

    Cannot be combined with other offers.
    Valid from Mar 1, 2021 - Sep 1, 2021
  • $500 Off Whole Home Aeroseal

    Exclusions apply. Contact Great Lakes Heating And Air Conditioning for details.

    Cannot be combined with other offers.
    Valid from Mar 1, 2021 - Sep 1, 2021
  • $10 Off Filter

    Filter 3 inch and up. Contact Great Lakes Heating And Air Conditioning for details.

    Cannot be combined with other offers.
    Valid from Mar 1, 2021 - Sep 1, 2021