Harker Heating & Cooling

10/16/2026

When was the last time you checked your HVAC filter? 👀 If your answer is “I honestly can’t remember,” it might be time! A clean filter helps maintain proper airflow, so your system doesn't have to work as hard.

Not sure when your filter needs replacing? We've got a blog for that! 🙌 Visit https://bit.ly/4hLOGWt to read more.

10/15/2026

The leaves aren't the only things floating around this fall! 🍂 Pollen, dust, and other airborne particles can make their way indoors, too. If seasonal allergies are putting a damper on your comfort, Harker Heating & Cooling is ready to help you explore your indoor air quality options.

Don't let allergy season steal the spotlight from your favorite fall activities! 🤧 Check out our full lineup of IAQ services at https://bit.ly/3VOCWtH.

We will help you find the right technology to monitor and improve your indoor air quality. Breathe easy with our indoor air quality services in the Madison WI area.

10/13/2026

Who says upgrading your home's comfort has to be a headache? 😎 Rob, thank you for trusting Harker Heating & Cooling with your new furnace and AC system! We're thrilled our team could make the process straightforward, arrive on schedule, and treat your home with the care it deserves.

We believe great service means doing what we say we'll do and standing behind the work we provide. We're grateful you chose us! 🙌

10/13/2026

Halloween Home Comfort

Halloween gatherings deserve comfortable homes. Ensure your AC still works during early warm spells while testing the furnace for the cold nights ahead. Madison HVAC experts can help.

Book online.

10/09/2026

We're fans of scary stories, but this is downright terrifying. 😱🫣

10/08/2026

The savings are heating up at Harker! 🔥 Our Annual Sale is finally here, and you can save big on furnaces, A/C systems, and heat pumps. Plus, when you choose a full system, you can unlock even more savings!

Ready to see what your comfort upgrade could look like? 👀 Call (608) 255-6902 and let our team walk you through the details!

Our goal is to make sure that you’re happy and cozy when the red Harker Heating & Cooling truck leave

10/06/2026

Great service starts long before we arrive at your door. At Harker, we believe that when a team works well together and communicates effectively, everything runs more smoothly. 🤝

From the first conversation to the final details of a job, teamwork helps us stay organized, prepared, and focused on what matters most: providing the best service possible to our customers. ❤️

10/06/2026

Radon Testing & Mitigation

Wisconsin homes often have elevated radon levels. Testing and mitigation systems protect your Madison family from this radioactive gas—especially important before winter seal-up.

Get a quote

10/02/2026

Apple picking, corn mazes, pumpkins, and live entertainment – October understood the assignment. 🍎🎃🎶

Make a day of picking apples at Appleberry Farm, see if you can find your way through the Treinen Farm Corn Maze and Pumpkin Patch, or switch up your fall plans with a visit to Atwood Music Hall.

There’s plenty happening around Madison this season, so get out there and make some memories before fall flies by! 🍂

09/30/2026

Sweaters? Ready. Blankets? Ready. Heating system? Let’s make sure! 🍂🔥

Getting a professional tune-up this fall can help prepare your equipment for the colder months, support efficient operation, and give our team an opportunity to spot potential concerns before winter settles in.

Give your heat its preseason warm-up! 🔧 Head to https://bit.ly/3Vm7Lpm to learn more or schedule online.