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50 Years
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Emergency
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Trusted HVAC, Plumbing & Duct Cleaning Services in Rochester, MN
Tonna Mechanical has been serving the Rochester, MN area since 1976, providing trusted heating, cooling, plumbing, and duct cleaning services. Our NATE-certified technicians and licensed plumbers deliver honest, professional solutions tailored to each customer's needs. With a focus on integrity and expertise, we install, repair, and maintain systems using top-tier Carrier products and Hellenbrand water treatment solutions.

Our 24/7 emergency services ensure immediate support for urgent issues, while the Just Right Comfort Club offers comprehensive maintenance plans to prolong equipment life and reduce energy costs. Backed by decades of local experience, we prioritize customer satisfaction through transparent guidance and reliable service, serving Southeastern Minnesota communities with personalized care.
Services
Furnace Repair A/C Maintenance Water Heaters Duct Cleaning Air Quality Plumbing Repair Smart Thermostats Commercial HVAC Radon Mitigation Sump Pumps
Details
  • Year established: 1976
Highlights and features
  • We offer 24/7 emergency repair services for urgent heating, cooling, and plumbing issues.
  • Our team includes NATE-certified technicians and licensed plumbers with decades of local experience.
  • We install Carrier HVAC systems and Hellenbrand water treatment products for reliable performance.
  • Flexible financing options and the Just Right Comfort Club simplify equipment maintenance and upgrades.
  • Locally owned since 1976, we provide personalized service tailored to Southeastern Minnesota's unique needs.
Associations and certifications
  • NATE
  • Carrier
What people say
Exceptional service Professional technicians 24/7 availability Competitive pricing Reliable maintenance
Services
Furnace Repair
Our NATE-certified technicians provide 24/7 furnace repair services using advanced diagnostic tools and genuine Carrier parts. We address issues like ignition failures, thermostat malfunctions, and airflow problems to restore winter comfort. With transparent pricing and same-day repairs, we minimize downtime while ensuring system efficiency and safety.
Duct Cleaning
Professional duct cleaning removes allergens, dust, and debris from HVAC systems, improving indoor air quality and system efficiency. Our technicians use HEPA-filtered equipment to clean ductwork, registers, and air handlers, reducing respiratory irritants and lowering energy costs by up to 20%.
Water Heaters
We repair, maintain, and install tank and tankless water heaters, including gas, electric, and hybrid models. Our plumbers diagnose issues like leaks, temperature fluctuations, and sediment buildup, offering energy-efficient replacements with lifetime warranty options to ensure reliable hot water supply.
Air Quality
Our air quality specialists test and treat indoor environments using Hellenbrand water softeners, UV air purifiers, and whole-home humidifiers. Solutions address hard water, radon, and airborne contaminants, creating healthier living spaces while protecting plumbing and HVAC systems from mineral damage.
Commercial HVAC
Tailored HVAC services for businesses include 24/7 emergency repairs, preventative maintenance, and energy-efficient system upgrades. We install Carrier commercial units with smart controls to optimize comfort, reduce operational costs, and ensure compliance with industry standards for retail, healthcare, and industrial facilities.
Questions
What HVAC services does Tonna Mechanical offer?
We provide furnace and air conditioner repair, installation, and maintenance, including 24/7 emergency services, Carrier product installations, and the Just Right Comfort Club maintenance plans.
Do you offer plumbing services beyond repairs?
Yes, we handle water heater installations, sump pump repairs, gas line services, repiping, and bathroom/kitchen renovations, using licensed plumbers and high-quality materials for lasting solutions.
Are financing options available for new HVAC systems?
Yes, we offer special financing programs to help customers upgrade heating and cooling systems with manageable monthly payments and flexible terms.
What areas does Tonna Mechanical service?
We serve Rochester, MN, and surrounding communities including Owatonna, Mankato, Dodge Center, and Pine Island, covering most of Southeastern Minnesota.
How can I improve indoor air quality?
Our solutions include air purifiers, humidifiers, duct cleaning, and Hellenbrand water treatment systems to address allergens, humidity, and contaminants in homes and businesses.
What is the Just Right Comfort Club?
It's our maintenance membership offering annual tune-ups for HVAC and plumbing systems, filter discounts, priority service, and exclusive promotions to extend equipment lifespan and efficiency.
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