River City Heating & Air

Residential HVAC, Commercial HVAC, Water Heater Services and Geothermal Systems in Bismarck, ND & the Surrounding Areas

Locally owned and operated River City Heating & Air has been providing superior refrigeration and HVAC services in Bismarck, North Dakota and the surrounding communities since 2003. Our team of licensed and insured technicians are available 24/7 to assist with all your needs regarding residential HVAC and commercial HVACR. We are dedicated to delivering an exceptional experience, which is why we only use the highest quality products from name brands you know and trust to complete HVAC maintenance, repairs and installations. Whether you're searching for an affordabe residential AC unit or would like a smart thermostat installed, or need to equip your business with a large-scale commercial ventilation system, our local HVAC company has the knowledge and ability to get the job done right. We'd be happy to provide you with a free estimate for the cost of HVAC repair in Bismarck or the neighboring North Dakota cities.

  • Residential HVAC & Commercial HVAC
  • Boiler & Furnace Repair
  • Home Heating & Cooling
  • Air Conditioner Repair & Ductless AC
  • HVAC Tune Up & HVAC Maintenance
  • HVAC Repair & HVAC Installation
  • Commercial Refrigeration Services
  • Commercial Heating Systems
  • 24/7 Emergency HVAC Service
  • Free Estimates

Residential HVAC

Our expert techs offer superior home heating and cooling service and installation.

Commercial HVAC

We provide professional HVAC and refrigeration services for all types and sizes of businesses.

Water Heaters

Let us restore your hot water supply with repairs or a new tank style or tankless water heater.

Geothermal Systems

Save big on energy bills by harnessing the energy of the earth to heat and cool your home.

As a family owned business, the certified HVAC techs at River City Heating & Air take great pride in helping our friends and neighbors in Bismarck, Lincoln, Menoken and the surrounding areas. We have built our business on the grounds of providing honest service at fair prices, while always ensuring 100 percent customer satisifaction. From the free initial quote until the job is cleaned up, we understand that maintaining a great relationship with our customers is what allows our nearby HVAC business to keep our doors open. That's why you can rely on River City Heating & Air to offer exceptional value and customer service at every job. The next time you need Bismarck HVAC service for your home or office, including 24/7 emergency HVAC repair, give us a call at (701) 561-0804 and we'll be happy to help, day or night.

River City Heating & Air Blog

5 Warning Signs of a Commercial Ductwork Issue

By River City Heating & Air • March 24, 2026
Your commercial building’s ductwork plays a critical role in maintaining indoor comfort, air quality, and energy-efficiency. It distributes heated and cooled air throughout the space, helping to ensure consistent temperatures for employees, customers, and equipment. However, when ductwork develops problems, it can create significant headaches for your commercial operation. Because duct systems are often hidden, issues can go unnoticed until they become more serious. Recognizing the warning signs early can help you address problems before they impact your business. At River City Heating & Air, we provide expert commercial ductwork services in the greater Bismarck, ND area. Here are five common signs of a commercial ductwork issue. Uneven Heating or Cooling If certain areas of your building are consistently too hot or too cold, your ductwork may be the problem. Leaks, blockages, or poor design can prevent air from reaching certain spaces effectively. This results in uneven temperature distribution, making it difficult to maintain a comfortable environment. Increased Energy Bills A rise in energy costs can often be traced back to inefficient ductwork. Leaks or gaps in the system can cause conditioned air to escape before it reaches its intended destination. As a result, your HVAC system has to work harder to maintain the desired temperature. Repairing or sealing ductwork can improve efficiency and help reduce operating costs. Poor Indoor Air Quality Damaged or dirty ductwork can negatively impact the air quality inside your building. Dust, debris, and even mold can accumulate in the ducts and circulate throughout the space. This can lead to unpleasant odors, increased allergens, and potential health concerns for occupants. Regular inspections and maintenance can help keep your air clean and safe. Inconsistent Airflow If you notice weak airflow from vents, it could be due to leaks or damaged duct sections. Poor airflow reduces the effectiveness of your HVAC system and can make it difficult to maintain a comfortable temperature. Identifying and repairing the issue can help restore proper airflow and improve overall system performance. Unusual Noises from the Duct System Rattling, whistling, or banging sounds coming from your ductwork can indicate a problem. These noises may be caused by loose connections, debris in the ducts, or airflow restrictions. A professional inspection can identify the source and resolve the problem. Commercial Ductwork in Bismarck, ND For expert commercial and residential HVAC service in Bismarck, ND and the surrounding area, contact River City Heating & Air at (701) 561-0804. Feel free to give us a call to schedule an appointment!