
Storm Lake COMMERCIAL HVAC INSTALLATION
Serving Storm Lake For Over 55 Years

WHO WE ARE
Rasmussen Mechanical Services has been providing professional commercial HVAC installation in Storm Lake, IA for over 55 years. Our team designs and installs HVAC systems that deliver long-term comfort, energy efficiency, and dependable performance for commercial and industrial facilities.
We serve businesses throughout Storm Lake, Alta, Cherokee, Sac City, Spencer, and surrounding northwest Iowa communities. With decades of experience in complex commercial environments, we install HVAC systems that meet performance expectations, Iowa building codes, and long-term operational goals.
CONTACT US IN STORM LAKE, IA
Main: 712-252-4613
Email: sales@rasmech.com
Office Hours: 7:00 – 4:00pm Monday through Friday

COMMERCIAL HVAC SYSTEM INSTALLATION & REPLACEMENT
Rasmussen Mechanical Services specializes in commercial HVAC installation for Storm Lake businesses, including new construction, renovations, and system upgrades. Our team installs a wide range of commercial and industrial HVAC equipment, including:
Rooftop Units (RTUs)
Air Handling Units (AHUs)
Make-Up Air Units (MAUs)
Commercial Heating Systems
Chillers
Boilers
Building Automation Controls

ROOFTOP UNIT (RTU) INSTALLATION
We provide complete rooftop unit installation in Storm Lake for office buildings, retail spaces, warehouses, and industrial facilities. Our RTU installation services include proper system sizing, curb and structural coordination, crane planning, equipment placement, and full startup and commissioning to ensure reliable, long-term operation.
AIR HANDLING UNIT INSTALLATION
Our technicians install air handling units designed to meet specific airflow, ventilation, and humidity requirements. AHUs are essential for maintaining consistent indoor comfort and indoor air quality in healthcare facilities, schools, office buildings, and industrial facilities throughout Storm Lake.
These systems are commonly integrated with boilers, chillers, and building automation controls to optimize overall system performance.
MAKE-UP AIR UNIT INSTALLATION
We install make-up air units for commercial kitchens, manufacturing facilities, and large industrial buildings in Storm Lake. Our team installs both direct-fired and indirect-fired systems to support exhaust systems, maintain proper building pressure, and comply with Iowa ventilation and safety requirements.

COMMERCIAL CHILLER INSTALLATION
Rasmussen Mechanical Services provides commercial chiller installation in Storm Lake for facilities that rely on chilled water systems for cooling, including:
Office Buildings
Healthcare Facilities
Manufacturing Plants
Institutional and Educational Campuses
Each chiller installation is evaluated as part of the complete HVAC system to ensure proper sizing, energy efficiency, and seamless integration with pumps, air handling units, and building automation controls.
SPLIT SYSTEM & AIR CONDITIONING INSTALLATIONS
Split system and multi-zone HVAC installations provide flexible and efficient heating and cooling for commercial buildings. These systems allow independent temperature control across different areas of a facility.
Our technicians specialize in installing, maintaining, and replacing split and multi-zone systems for Storm Lake commercial properties, partnering with trusted HVAC manufacturers to deliver reliable, long-lasting performance.
COMMERCIAL HVAC SERVICES
In addition to installation, Rasmussen Mechanical Services provides full-service commercial HVAC support in Storm Lake, including:
HVAC repair and troubleshooting
Preventative maintenance programs
System replacements and upgrades
Equipment retrofits
24/7 emergency service
We service all major commercial HVAC equipment, including RTUs, AHUs, make-up air units, boilers, chillers, split systems, and building automation controls. Routine maintenance helps reduce downtime, improve efficiency, and extend system lifespan for Storm Lake businesses.

YOUR COMMERCIAL HVAC CONTRACTOR IN STORM LAKE
Rasmussen Mechanical Services is a trusted provider of commercial HVAC services in Storm Lake, IA, with over 55 years of experience installing, maintaining, and servicing complex HVAC systems.
Our commercial HVAC solutions focus on:
Lowering energy and operating costs
Supporting code compliance
Improving airflow and indoor air quality
Delivering consistent temperature control
Ensuring long-term system performance
Businesses throughout Storm Lake and northwest Iowa rely on our team as a long-term mechanical partner.

BUILDING AUTOMATION INTEGRATION
Modern commercial HVAC systems in Storm Lake, IA, greatly benefit from building automation integration, providing centralized system control, improved energy efficiency, and enhanced indoor air quality for commercial clients. Rasmussen Mechanical Services specializes in integrating commercial HVAC equipment with advanced building automation systems (BAS). Our skilled technicians help facility managers understand system performance, reduce energy use, and optimize HVAC operation to meet the unique heating and cooling needs of your building. By choosing our building automation integration services, businesses in Storm Lake can create more energy efficient environments, lower operating costs, and stand ready to adapt to future HVAC system upgrades or expansions.
COMMERCIAL HVAC MAINTENANCE
Regular commercial HVAC maintenance is essential for keeping your HVAC systems running efficiently and reliably in Storm Lake, IA. Our skilled technicians provide comprehensive planned maintenance services designed to extend equipment life, improve energy efficiency, and reduce costly repairs or unexpected breakdowns.
By scheduling routine maintenance with our locally owned and committed team, Storm Lake business owners can ensure their heating and cooling systems operate smoothly year-round, helping to avoid signs of system wear, strange noises, and costly downtime. Our friendly service includes thorough system checks, cleaning, and adjustment to keep your commercial HVAC equipment functioning at peak performance.
Regular maintenance not only protects your investment but also supports energy-efficient operation, reducing your overall heating cooling costs and environmental impact. Contact us today to request a maintenance plan tailored to your commercial HVAC needs and ensure your system is ready to handle Iowa’s seasonal temperature changes and demands. We also provide Storm Lake with Boiler Installations.
SCHEDULE YOUR SERVICE TODAY!
GET THE HELP YOU NEED FOR ALL THINGS MECHANICAL