At Nelson & Company, we supply Annexair’s high-performance air handling units to commercial, institutional, and industrial clients across North and Central Florida. Their ERU, AHU, and MAU systems are engineered with durability in mind and built using eco-friendly materials to deliver energy efficiency and reliable performance in even the toughest environments.
Why We Partner with Annexair
Annexair is a family-owned leader founded in 1998, dedicated to crafting innovative, lightweight, and energy-efficient air handling units using advanced materials and precision engineering.
With over 11,000 units installed in North America and an approach influenced by cutting-edge European design standards, Annexair delivers clean, high-performance units that meet rigorous expectations
Annexair Products We Supply
We offer a range of Annexair air handling systems such as ERU, AHU, and MAU units—built for commercial spaces that need reliable ventilation, energy recovery, and long-term efficiency, including:
- Energy Recovery Units (ERU / DOAS): Self-contained ventilation systems (2,000–150,000 CFM) using enthalpy wheels, fixed plates, or heat pipes to manage energy recovery and improve air quality.
- Air Handling Units (AHU): Scalable units (8–300 tons), custom-built with options for packaged cooling, filtration upgrades, and modular layout.
- Make-Up Air Units (MAU): 100% outside air units with flexible configurations to boost fresh air without sacrificing energy efficiency.
- Biocomposite & ThermoComposite Casings: Ultra-lightweight, high-insulation, corrosion- and fire-resistant enclosures made from recycled materials—designed for durability and sustainability.
- Package Cooling Options: Optional air-cooled or water-source heat pumps (8–300 tons) equipped with V3 Logic and microchannel coils for superb thermal performance.
Best Applications for Annexair Systems
We supply and use Annexair units in a wide array of demanding commercial settings:
- Hospitals, labs, and healthcare centers
- Schools, universities, and institutional buildings
- Hotels, resorts, entertainment venues
- Data centers, manufacturing facilities, industrial plants
- Labs, greenhouses, natatoriums, airports, and public spaces
Whether you need energy recovery, efficient fresh air, or lightweight modular designs, Annexair offers solutions built for performance and adaptability.
Serving Florida's Needs with Annexair
Nelson & Company supplies Annexair air handling solutions throughout North and Central Florida, including:
- Jacksonville
- Orlando
- Gainesville
- Ocala
- Tallahassee
We’re here to bring their efficient, advanced AHUs to your facility no matter what the scale or complexity.
From Purchase to Maintenance
We’ve Got You Covered
When you choose Annexair with Nelson & Company, you’re not only getting high-performance equipment but also a partner who will support you from planning and purchase through installation and long-term service.
Selecting the right Annexair units for your project
Coordinating delivery and install timing
We service what we sell - Routine service and long-term maintenance
Annexair systems blend durability with smart engineering, and we make sure they keep delivering comfort and performance throughout their lifecycle.
Contact Us
If you’re planning a new HVAC system or updating your current one, let us show you how Annexair units can offer energy-smart, reliable air handling for your building.