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For The Best Heating and Cooling Experts Choose Kalins!

Kalins Indoor Comfort serves homeowners in Iowa, South Dakota and Nebraska with dependable HVAC services. For over 100 years, our business has spanned three generations of family ownership. We work hard to look after our customers and team members. Our highly-trained technicians are here for you 24/7 to help with any heating or cooling problems.

Whether you’re looking for help with your air conditioning, considering a new fireplace or worried about indoor air quality, we can help. We’re proud of our legacy and are dedicated to the people we serve and the team members who make up the Kalins family.

As we like to say, “When You Want Comfort…You Want Kalins!” and it’s a motto that goes beyond just words. We give you our promise that we’ll always provide you with the best service and the highest standard of workmanship.

Heating

Cooling

Indoor Air Quality

Duct Sealing

Fireplaces

Reliable HVAC Services Across the Midwest

For homeowners in Iowa, South Dakota, and Nebraska, we offer heating and cooling services and solutions that cannot be beaten. When the temperature swings quickly as is normal here in the great Midwest, you'll want an HVAC system that can keep up. One day you might need the cool and breezy air of your AC, and the next you'll be firing up your furnace. No matter what the weather has in store, we'll help to keep you comfortable. So, whether you are looking to repair or replace, you've come to the right place!

From the moment we take your first call, we'll step up to the plate to exceed your expectations. Your satisfaction is everything to us and it's a passion that is strong throughout our team. We can assist with HVAC repairs, installation, and maintenance and will have your system operating perfectly all year round. We're also here to help you with your fireplace. From beautiful indoor fireplaces to contemporary fire pits for your patio, we excel in designing and fitting stunning and practical features for your home.

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Why Choose Us?

At Kalins Indoor Comfort, we believe that your home should be safe and comfortable for precious family time. We'll help you to keep it that way with our heating and cooling repair, installation, and maintenance services. From helping you to save money on energy costs to advising you on the best fireplace for your space, we tailor our services to suit your needs. When we opened our business in 1921, we could only have dreamed about how successful we would be over 100 years later. Through hard work, determination, and dedication to our customers, we've built a company that you can truly trust.

Experience

We have over 100 years in the business.

Customer Service

We’re proud to have received thousands of 5 star reviews.

Connections

We’ve been a Premier Lennox Dealer for over 70 years.

People

Our team of highly-trained & respectful employees are ready to serve.

Commitment

Because we love what we do, we have the drive to do it well every day.

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Awards & Credentials

BBB Accredited

Lennox Premier Dealer

Lennox Circle Of Excellence

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Call Us Today to Schedule an Appointment

Over a century may have passed since we first opened our doors, but you can expect the same great service and value today as we insisted on back then. Comfort is everything when you are at home. From the moment you walk out of the chilly rain through your front door to the times you escape the heat into a cool and breezy haven, you depend on your HVAC system. And you can depend on us. We bring you a wide selection of heating and cooling services in one place and deliver each exceptionally well. You'll always be our first priority no matter which of our services or solutions you choose.

Speak to our team here at Kalins Indoor Comfort today to discover more about our HVAC services and how we can help you to enjoy year-round comfort. We're standing by ready to assist you, so contact us today!

See What Our Clients Say

Luke always does a great job explaining what the maintenance covers and what he will be doing. I appreciate his ability to speak on my level. He’s kind, courteous, professional and we enjoy having him service our system. Great job!

Lori B.

Aaron not only did a good job, but he did a great job. He was pleasant, explained in layman’s terms what the problem was, and repaired it immediately. He took the time to make sure everything was functioning properly before he left. Thank you, Kalins, for taking good care of our HVAC needs!

Mary Kay S.

Kalins is great! I would highly recommend signing up for their annual service checks. They are very thorough and provide great peace of mind knowing that things are working as they should be. I recently had an appointment with Tyler. He is awesome! Prompt, very knowledgeable, professional, and helpful. Thank you!

Lisa K.

It’s never fun having to replace your whole system, but Kalins was beyond exceptional every step of the way. Quality products, quality service, and even better people have made a life long customer in me. I will recommend them to everyone I know, every chance I get. It’s not hard to see why they have been around as long as they have.

Mark L.

Jeff H.

Bill and the entire Kalins team have always delivered excellent service. We appreciate their hard work.

Kim H.

Very nice and knowledgeable and explained everything. Great service.

Ron N.

Both were very knowledgeable and took time to explain everything. Betty clean, laid sheets out and cleaned up afterwards.

Response from the owner:Dear Ron,
Thank you so much for the 5 Star Rating and Review! We’re thrilled to hear that your furnace and AC installation went so well. Taking the time to explain everything clearly and leaving your home as clean as we found it are both things we take seriously — so it means a lot to know that stood out to you.

We truly appreciate you trusting Kalins Indoor Comfort with your new heating and cooling system, and we’re here anytime you need us in Lawton, IA.

Andrea B.

Great service!

Response from the owner:Dear Andrea,
Thank you for the 5 Star Rating and Review for our Service Technician Fernando! We appreciate hearing that he gave a 5 star experience during your furnace preventative maintenance. Thank you for being a valued member of our Comfort Club in Sioux City, IA.

Michelle B.

We couldn’t be more pleased with the 2 young men who put in our new furnace and ac! They were very professional ! Had all the equipment they needed even down to the dirt to put under the air conditioner to make it level! Cleaned up everything in the end and made sure all our questions were answered. Highly recommend Kalins!! Thanks a bunch!

Response from the owner:Dear Michelle,
Thank you so much for the wonderful 5 Star Rating and Review! We’re thrilled to hear that Danny and Kenneth made such a great impression during your new furnace and AC installation.

Preparation, professionalism, and attention to detail — right down to leveling the air conditioner properly — are all part of doing the job the right way. We’re glad they took the time to answer all your questions and leave everything clean and tidy before wrapping up in Smithland, IA.

We truly appreciate your recommendation and your trust in Kalins Indoor Comfort for your heating and cooling installation. Enjoy the comfort of your new system, and we’re always here if you need anything! P.S. Love the pics!

Kevin B.

Had an important matter that needed taken care of and they were able to help me out same day! Nate was fast and very helpful!

Response from the owner:Dear Kevin,
Thank you for the 5 Star Rating and Review for our Service Technician Nate! We appreciate that he was fast and helpful replacing your thermostat. Thank you for choosing Kalins Indoor Comfort in Yankton, SD.

Garrett J.

Had a tech by the name of Bill help us with a furnace issue. Very knowledgeable and personable. Would highly recommend.

Response from the owner:Dear Garrett,
Thank you for the 5 Star Rating and Review! We’re so glad Bill was able to help resolve your furnace issue. Providing knowledgeable, personable service during a heating system repair is exactly what we aim for — especially when comfort is on the line.

We truly appreciate your recommendation and your trust in Kalins Indoor Comfort. If you ever need anything with your furnace or heating system in the future, we’re just a call away in Sioux City, IA.

t S.

Bill great job!

Response from the owner:Thank you for the 5 Star Rating and Review! We’re so glad to hear Bill did a great job with your furnace repair. Our team works hard to provide reliable, knowledgeable service, especially when it comes to heating issues.

We truly appreciate you choosing Kalins Indoor Comfort and taking the time to share your experience. If you ever need anything in the future, we’re here to help.

Pam S.

Danny, Rick and Luke did a great job installing what was a much needed but complicated project in an old house. They were friendly, informative, worked well together and played enjoyable music while they worked! =)

Response from the owner:Dear Pam,
Thank you so much for the 5 Star Rating and Review! We’re glad Danny, Rick, and Luke were able to tackle your installation project — especially in an older home where things can be a little more complex.

It’s great to hear they worked well together, kept you informed throughout the process, and even made the day enjoyable while they worked. A complicated heating system, AC, and thermostat installation takes teamwork and attention to detail, and we’re proud of the crew for delivering that for you.

We truly appreciate your trust in Kalins Indoor Comfort. Enjoy the comfort in your home, and we’re here anytime you need us!

Laureen S.

Response from the owner:Dear Laureen,
Thank you for the 5 Star Rating and Review! We’re so glad to hear your Comfort Club furnace maintenance visit went well.

Routine heating system maintenance is one of the best ways to keep your furnace running safely and efficiently all winter long. Our goal is always to provide thorough inspections, clear communication, and peace of mind for our Comfort Club members.

We truly appreciate your continued trust in Kalins Indoor Comfort and your membership in our Comfort Club. We look forward to keeping your home comfortable season after season!