Current Promotions

Big Savings. Big Comfort.

At Grand Slam Heating & Cooling, we believe comfort should be affordable for every family in Chicago’s North Shore and Western Suburbs. That’s why we offer year-round promotions to help you save on new heating and cooling systems, repairs, and upgrades.

Featured Promotion: 12 Months No Payments, No Interest

Enjoy comfort now and pay later! For a limited time, get 12 months no payments and no interest (if paid in full within 12 months) when you finance your new system through our partner, FTL Finance.

Request an Estimate to get started.

Free Furnace with AC Installation

When you purchase a qualifying high-efficiency air conditioner, receive a furnace at no additional equipment cost. Offer valid on select Goodman furnace and AC models. Installation and labor fees apply. Ask for details.

Tune-Up Specials

ComfortClub Bonus

Join our ComfortClub Premium Plan and receive a FREE HomePlate Thermostat ($499 value) with enrollment.

Why Choose Grand Slam?

Grand Slam Heating & Cooling

Family-owned and operated
Serving Chicago’s North Shore and Western Suburbs
Free Indoor Air Quality test with every service
Flexible financing available through FTL Finance
Same-day and next-day installation available

Fine Print

Promotions may not be combined with other offers.
Free Furnace with AC Installation applies only to select Goodman models. Labor, installation, and additional materials are not included.
Financing offers available with approved credit through FTL Finance.
Promotions subject to change without notice.

Get Started Today

Call +1-872-288-0096 or Request Service Online today to claim your savings. At Grand Slam Heating & Cooling, we’ll always knock your comfort out of the park.

Family-Owned & Operated Proudly Serving Chicago’s North Shore & Western Suburbs with trusted heating and cooling solutions, built on honesty, reliability, and a commitment to customer comfort.

Contact Us

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