1715 4th St

4.9
2371 reviews

Business Details

1715 4th Street, Sioux City, IA
51101, United States
(712) 252-2000
https://www.kalinsindoor.com/contact/sioux-city/

About

HVAC ContractorFireplace ContractorAir Conditioning ContractorHeating Contractor
Kalins Indoor Comfort is an third generation family-owned business located in Sioux City, IA. We offer heating, cooling and fireplace services.

Location

1715 4th St
1715 4th Street, Sioux City, IA
51101, United States

Hours

Reviews

4.9
2,371 reviews
5 stars
2,282
4 stars
54
3 stars
9
2 stars
5
1 star
21

What are people saying?

AI-generated from recent customer reviews

Customer Service

Technicians are consistently described as friendly, professional, and knowledgeable, providing excellent customer service.

Timeliness

Customers appreciate the prompt response times, with many technicians arriving quickly, even on short notice.

Professionalism

Reviews highlight the professionalism of the staff, including thorough explanations and respectful behavior during service.

Quality of Work

The quality of service and repairs is frequently praised, with many customers expressing satisfaction with the outcomes of their service calls.

Honesty

Several reviews commend the honesty of the technicians, who provide clear information about necessary repairs without upselling unnecessary services.
  • CC
    Caitlin Collier
    1 day ago
    5.0
    Jacob did an excellent job. I love Kalin’s furnace and a.c. Maintenance plan so my heating and cooling are always in perfect running order winter and summer. Jacob let me know what he was checking and both told me and gave me a list of what he checked!
  • DK
    Dan Kuglin
    5 days ago
    5.0
    Draven was great to work with! He stayed late to get the repair completed, explained what was wrong and what he was going to do and did it all happily and professionally. We’re going to request him as our technician going forward as often as possible.
  • KC
    Kevin Christensen
    6 days ago
    5.0
    Ken Ransom & Danny Alvarez braved the icy roads to install a new HVAC SYSTEM for our house today. Both technicians were very professional! Laying down floor protectors All through the house and wore shoe coverings! The installation looks amazing! We are very pleased with the results! Everything was spotless when finished. Thank you!!!
  • JS
    Judith Sebesta
    Feb 3, 2026
    5.0
    Prompt and Polite and efficient. He explained what he checked on. He also asked if I had any questions or concerns. Kalin techs always have given me great service for 50 years. I highly recommend them. I have a service contract with them so this visit was prepaid. See annual service cost below
  • SK
    Sarah Kleber
    Jan 18, 2026
    5.0
    We called for service with no heat at home, and Kalins had service onsite the same day. Bill Kammerer was able to diagnose several issues and get us back in heat while we worked with Jeremy Stevens to design a furnace and thermostat replacement including reworking duct problems and other appliance issues. We can feel and see the difference of doing things the right way! Rick Newton & Nick McCabe did a fantastic job of installation and other modifications needed. They were professional, done in a day and left things looking better than they found it. We are very impressed by the level of service from everyone we worked with!

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