John Sandegren's Heating & Air Conditioning | Trusted HVAC Repair in Ottumwa, IA

1665 S Milner St, Ottumwa, IA 52501

(641) 683-1937

Property Service Solutions

  • HVAC system repair

Frequently Asked Questions

What are the signs my Ottumwa furnace might be leaking carbon monoxide, and how can you help?

Key warning signs include a yellow burner flame (instead of blue), soot around the furnace, excessive moisture on windows, or flu-like symptoms in the household. If you suspect an issue, shut off the furnace and call us immediately. Our technicians use specialized equipment to detect CO leaks, pinpoint the source—often a cracked heat exchanger or blocked vent—and perform the necessary repairs to make your system safe again.

My AC isn't cooling well. Could it be a refrigerant leak common in older Ottumwa homes?

Yes, poor cooling, ice on coils, and hissing noises are classic signs of a refrigerant leak. These leaks are not only bad for efficiency but also for the environment. We'll perform a thorough inspection to locate the leak, repair it, and then recharge your system with the correct amount of refrigerant, ensuring it runs at peak performance for our Iowa summers.

How does your HVAC repair service address both safety and efficiency for my home?

Every repair we perform has a dual focus. Fixing a cracked heat exchanger stops a CO hazard while also restoring furnace efficiency. Sealing a refrigerant leak protects your family from breathing issues and brings your AC's cooling power back. We believe a safe system is an efficient system, and our repairs are designed to provide Ottumwa homeowners with reliable comfort and peace of mind.

Our Story

John Sandegren's Heating & Air Conditioning is a trusted, family-owned HVAC provider serving Ottumwa and the surrounding communities. With a focus on safety and reliability, we specialize in diagnosing and repairing all types of heating and cooling systems. We understand the specific challenges faced by homeowners in our Iowa climate, particularly the serious risks associated with furnace carbon monoxide leaks and refrigerant system failures. Our expert technicians are trained to identify these hazards early, performing precise repairs to restore your system's efficiency and, more importantly, your family's safety. When you call us, you're getting a local neighbor who is committed to keeping your Ottumwa home comfortable and secure year-round.

Business Location & Hours



Mon:Open 24 hours
Tue:Open 24 hours
Wed:Open 24 hours
Thu:Open 24 hours
Fri:Open 24 hours
Sat:Open 24 hours
Sun:Open 24 hours


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