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(877) 701-3598
  • Heating
    • Heating Repair
    • Heating Installation
    • Heating Maintenance
  • Cooling
    • AC Repair
    • AC Installation
    • AC Maintenance
    • Ductless AC
    • Heat Pumps
  • Services
    • Indoor Air Quality
      • IAQ Testing
      • Air Filters
      • Air Purifiers
    • Aeroseal Duct Sealing
    • Zoning Systems
    • Thermostats
    • Commercial
    • Fireplaces
    • Whole House Dehumidifiers
    • Whole House Humidifiers
    • Ductwork
    • Geothermal
    • Kalins Comfort Club
    • Water Heater Installation
  • Specials
    • Financing
  • Resources
    • FAQ
    • Products
    • Blog
  • Service Area
  • About Us
    • Why Choose Kalins
    • Our History
    • Meet Our Team
    • Credentials
    • Reviews
    • Contact
      • Careers


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    1715 4th Street Sioux City, IA 51101
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    710 Cottage Ave Vermillion, SD 57069
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    2018 Broadway Yankton, SD 57078
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    Chad B.
    Wyatt was awesome!! Great company and great customer service
    Response from the owner:Dear Chad, Thank you for the wonderful five-star review! We're so glad Wyatt provided you with excellent service and made your experience a great one. We truly appreciate your kind words and your continued trust in Kalins as a Comfort Club member. Thank you for being part of the Kalins family!
    Roy J.
    Response from the owner:Dear Roy, Thank you for the five-star review! We know how important it is to have a working furnace, especially as the temperatures start to drop. We appreciate your patience as we work to get the necessary part ordered and your heat restored as quickly as possible. Thank you for trusting Kalins Indoor Comfort!
    Jana F.
    Caleb did his job and was very helpful with any questions I had. Did not rush but took his time so I felt confident he was doing a very good service.
    Response from the owner:Dear Jana, Thank you for the wonderful five-star review! We're so happy to hear Caleb took his time, answered your questions, and made sure you felt confident in the service he provided. That's exactly the kind of thorough, personalized care we want every customer to experience! We truly appreciate your continued trust in Kalins and your Comfort Club membership. Thank you for letting us help keep your home comfortable year-round!
    Jay B.
    Response from the owner:Dear Jay, Thank you for the five-star review! We appreciate your continued trust in Kalins and your Comfort Club membership. Staying on top of regular maintenance is a great way to keep your system running efficiently, and we're glad we could help with your recent AC tune-up. Thank you for being part of the Kalins family!
    Tracy R.
    Micah did a great job, explained everything he was doing, nice and courteous, pleased with the service.
    Response from the owner:Dear Tracy, Thank you for the wonderful five-star review! We're so glad Mikah took the time to explain everything during your furnace maintenance and made your experience a positive one. We love hearing that our technicians are providing the friendly, professional service our customers deserve! Thank you for being a valued Comfort Club member and for continuing to trust Kalins to keep your home comfortable and safe throughout the seasons!
    chris W.
    Bill did a great job, didn't make a mess, and was nice to my dogs😀. Highly recommend.
    Response from the owner:Dear Chris, Thank you for the wonderful five-star review! We're so glad Bill took great care of your AC maintenance, left everything neat and tidy, and even made a couple of furry friends along the way! 🐾 We love hearing that! Thank you for your recommendation and for being a valued Comfort Club member. We truly appreciate your continued trust in Kalins!
    Brittany N.
    Mikah did a great job working on my furnace! I had no heat and he was able to figure out the issue, get the needed replacement part, and get it back up and running in a few hours. He kept me informed throughout the process and was patient with my questions. Highly recommend!
    Response from the owner:Dear Brittany, Thank you so much for the wonderful five-star review! We know how stressful it can be to be without heat, especially this time of year, and we're so glad Mikah was able to get your furnace back up and running quickly! It's great to hear he kept you informed and took the time to answer all your questions along the way. We truly appreciate your trust in Kalins Indoor Comfort and your recommendation!
    Louise K.
    Tech Jordan Smith was very professional & did a great job servicing our Kozy Heat fireplace. We have a maintenance plan that makes it easy to keep it in tip top shape. Highly recommended!
    Response from the owner:Dear Louise, Thank you so much for the wonderful five-star review! We're glad to hear Jordan took great care of your Kozy Heat fireplace and provided the professional service you deserve. We also love hearing that your Comfort Club membership makes it easy to keep your fireplace in tip-top shape! Regular maintenance is such an important part of keeping everything running safely and efficiently. Thank you for being a valued Comfort Club member and for recommending Kalins Indoor Comfort!
    Nancy O.
    Bill was his usual professional self as he completed our fall maintenance today. He was thorough, knowledgeable and professional. He is welcome to service our equipment any time! I love the monthly payment option Kalin’s now offers. No charge today!
    Response from the owner:Dear Nancy, Thank you so much for the wonderful five-star review and for your continued trust in Kalins Indoor Comfort! We're happy to hear Bill delivered the thorough, professional service you've come to expect from him. We'll be sure to share your kind words with him! We're also glad you're enjoying the convenience of our Comfort Club monthly payment option. It's a great way to keep your equipment maintained year-round without having to worry about a payment at each visit. Thank you for being a valued Comfort Club member. We truly appreciate your loyalty!
    James H.
    Bill was very efficient, came quickly and did a great job. He kept me informed if everything.
    Response from the owner:Dear James, Thank you so much for the wonderful five-star review! We're happy to hear Bill was able to get to you quickly, provide efficient service, and keep you informed throughout the process. We know how important good communication is, and we're glad Bill delivered! We truly appreciate you choosing Kalins Indoor Comfort and look forward to being here whenever you need us!
    Chad B.
    Wyatt was awesome!! Great company and great customer service
    Response from the owner:Dear Chad, Thank you for the wonderful five-star review! We're so glad Wyatt provided you with excellent service and made your experience a great one. We truly appreciate your kind words and your continued trust in Kalins as a Comfort Club member. Thank you for being part of the Kalins family!
    Roy J.
    Response from the owner:Dear Roy, Thank you for the five-star review! We know how important it is to have a working furnace, especially as the temperatures start to drop. We appreciate your patience as we work to get the necessary part ordered and your heat restored as quickly as possible. Thank you for trusting Kalins Indoor Comfort!
    Jana F.
    Caleb did his job and was very helpful with any questions I had. Did not rush but took his time so I felt confident he was doing a very good service.
    Response from the owner:Dear Jana, Thank you for the wonderful five-star review! We're so happy to hear Caleb took his time, answered your questions, and made sure you felt confident in the service he provided. That's exactly the kind of thorough, personalized care we want every customer to experience! We truly appreciate your continued trust in Kalins and your Comfort Club membership. Thank you for letting us help keep your home comfortable year-round!
    Jay B.
    Response from the owner:Dear Jay, Thank you for the five-star review! We appreciate your continued trust in Kalins and your Comfort Club membership. Staying on top of regular maintenance is a great way to keep your system running efficiently, and we're glad we could help with your recent AC tune-up. Thank you for being part of the Kalins family!
    Tracy R.
    Micah did a great job, explained everything he was doing, nice and courteous, pleased with the service.
    Response from the owner:Dear Tracy, Thank you for the wonderful five-star review! We're so glad Mikah took the time to explain everything during your furnace maintenance and made your experience a positive one. We love hearing that our technicians are providing the friendly, professional service our customers deserve! Thank you for being a valued Comfort Club member and for continuing to trust Kalins to keep your home comfortable and safe throughout the seasons!
    chris W.
    Bill did a great job, didn't make a mess, and was nice to my dogs😀. Highly recommend.
    Response from the owner:Dear Chris, Thank you for the wonderful five-star review! We're so glad Bill took great care of your AC maintenance, left everything neat and tidy, and even made a couple of furry friends along the way! 🐾 We love hearing that! Thank you for your recommendation and for being a valued Comfort Club member. We truly appreciate your continued trust in Kalins!
    Brittany N.
    Mikah did a great job working on my furnace! I had no heat and he was able to figure out the issue, get the needed replacement part, and get it back up and running in a few hours. He kept me informed throughout the process and was patient with my questions. Highly recommend!
    Response from the owner:Dear Brittany, Thank you so much for the wonderful five-star review! We know how stressful it can be to be without heat, especially this time of year, and we're so glad Mikah was able to get your furnace back up and running quickly! It's great to hear he kept you informed and took the time to answer all your questions along the way. We truly appreciate your trust in Kalins Indoor Comfort and your recommendation!
    Louise K.
    Tech Jordan Smith was very professional & did a great job servicing our Kozy Heat fireplace. We have a maintenance plan that makes it easy to keep it in tip top shape. Highly recommended!
    Response from the owner:Dear Louise, Thank you so much for the wonderful five-star review! We're glad to hear Jordan took great care of your Kozy Heat fireplace and provided the professional service you deserve. We also love hearing that your Comfort Club membership makes it easy to keep your fireplace in tip-top shape! Regular maintenance is such an important part of keeping everything running safely and efficiently. Thank you for being a valued Comfort Club member and for recommending Kalins Indoor Comfort!
    Nancy O.
    Bill was his usual professional self as he completed our fall maintenance today. He was thorough, knowledgeable and professional. He is welcome to service our equipment any time! I love the monthly payment option Kalin’s now offers. No charge today!
    Response from the owner:Dear Nancy, Thank you so much for the wonderful five-star review and for your continued trust in Kalins Indoor Comfort! We're happy to hear Bill delivered the thorough, professional service you've come to expect from him. We'll be sure to share your kind words with him! We're also glad you're enjoying the convenience of our Comfort Club monthly payment option. It's a great way to keep your equipment maintained year-round without having to worry about a payment at each visit. Thank you for being a valued Comfort Club member. We truly appreciate your loyalty!
    James H.
    Bill was very efficient, came quickly and did a great job. He kept me informed if everything.
    Response from the owner:Dear James, Thank you so much for the wonderful five-star review! We're happy to hear Bill was able to get to you quickly, provide efficient service, and keep you informed throughout the process. We know how important good communication is, and we're glad Bill delivered! We truly appreciate you choosing Kalins Indoor Comfort and look forward to being here whenever you need us!