Kalins Indoor Comfort / Sioux City IA / Vermillion IA

Kalin's Indoor Comfort Inc. Building or Showroom

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Kalins Indoor Comfort offers one of the area's largest selection of hearth products available. Serving the area for over 90 years, we are dedicated to providing reliable service & quality hearth products. We sell wood, gas, and electric fireplaces, and wood inserts in a range of styles to suit your style & heating requirements. Customers can compare their favorite stoves & fireplaces side by side in our expansive showroom that features over 20 burning displays.

Choose from the top names in the hearth industry, including products from Lennox, Amantii, Enerzone, Kozy Heat, Napoleon, Regency, Heat & Glo, RealFyre, Dimplex, Valcourt and more! Find exceptional heating options at Kalins Indoor Comfort in Sioux City IA & Vermillion, SD.

Kalins Indoor Comfort is a Premier Lennox Dealer that has two retail locations; Sioux City, IA and Vermillion, SD. We service any make or model of HVAC equipment or retail fireplaces. Both locations have a retail fireplace showroom. We have highly trained and skilled service and installation technicians and take pride in our great quality of services. We take pride in providing the highest levels of customer satisfaction which is one of the reasons why we have been in business for over 90 years.

Company History

One of the region’s oldest heating and air conditioning firms, Kalins traces its roots to 1921 when Jacob Kalin founded the company. His son, Sid Kalin operated the business until his son Bruce Kalin took over the business in 1989.

Facilities & Showroom

We have two locations that have both retail fireplace showrooms; one in Sioux City, IA and the other in Vermillion, SD.

Services We Provide

24/7 service on all makes and models of HVAC residential and commercial equipment and retail fireplaces.

Some of our services include:

  • Fireplace Installation
  • Insert Installation
  • Stove Installation
  • Gas Log Installation
  • Gas Appliance Service
  • Wood Appliance Service

Certifications / Affiliations

  • BBB
  • Siouxland Chamber of Commerce
  • Vermillion Chamber of Commerce
  • Home Builders Association
  • Sioux City Rotary Club
  • Yankton Rotary Club
  • Home Builders Association

Product Summary

Kalins sells and services Residential and Commercial Heating and Cooling, Indoor Air Quality Systems, Whole House Diagnostics, Aeroseal Duct Sealing and Retail Fireplaces. Services Offered


We specialize in Residential and Light Commercial HVAC Replacement.

Brands We Carry (Partial List)

Fireplaces & Fireplace Inserts

Dimplex, Kozy Heat, Amantii, Regency, Valcourt, Heat & Glo, Ortal


Dimplex, Kozy Heat, Amantii, Regency, Valcourt, Heat & Glo, Ortal
Visit Our Website

Our Address:
710 Cottage Avenue
Vermillion, SD 57069

Office Phone: (888) 856-1498

Toll Free: (888) 856-1498

Email: info@kalinsindoor.com


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(888) 856-1498

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We Service the Following Areas

Sioux City, IA 51101 - 51102 - 51103 - 51104 - 51105 - 51106 - 51108 - 51109 - 51111 / Yankton, SD 57078 / Gayville, SD 57031 / Volin, SD 57072 / Utica, SD 57067 / Vermillion, SD 57069 / Elk Point, SD 57025 / Tabor, SD 57063 / South Sioux City, NE 68776 / Homer, NE 68030 / Hinton, IA 51024 / Lawton, IA 51030 / Moville, IA 51039 / Le Mars, IA 51031 / Dakota Dunes, SD 57049 / McCook, SD 57012 / Jefferson, SD 57038 / Correctionville, IA 51016 / Anthon, IA 51004 / Oto, IA 51044 / Sergeant Bluff, IA 51054 / Bronson, IA 51007 / Ponca, NE 68770 / Crofton, NE 68730 / Pender, NE 68047 / Homer, NE 68030 / Onawa, IA 51040 / Winnebago, NE 68071 / Jackson, NE 68743 / Burbank, SD 57010 / Northwest Iowa / Northeast Nebraska / Southeast South Dakota