Topvex SR
Compact, side-connected AHU featuring rotary heat exchangers — ideal when top connections aren’t an option, with a design that fits through 36" openings.
Side-connected design when top connections aren't an option
Compact footprint with easy installation and quiet operation
300–3,600 cfm airflow range; fits through 36" door openings
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Top features for Topvex AHUs with rotary energy exchangers
Topvex SR
The unit’s small size makes it easy to install in tight spaces, whether inside or outside. It’s a great option for both new construction and retrofit projects.
New fans cut noise by about 5 dB(A) and are a breeze to maintain—with fast-release connections.
All components are designed to facilitate maintenance, which ensures long, reliable operation.
Systemair Access gives wireless control from your pocket or NaviPad—setup, monitoring, tweaks—done.
Rotary energy exchangers deliver 80%+ efficiency, so you get more energy back with less energy lost.
All Topvex units are delivered pre-programmed, tested, and ready for installation.
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Systemair Access Control System: Wireless Optimization for our AHUs
Enhance indoor climate control
Systemair Access offers wireless communication for Topvex air handling units, providing complete control and optimization. Multi-device compatibility, control via smartphone, tablet, or NaviPad.
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Explore the entire Topvex range
Topvex Air Handling Units
The Topvex range features compact and flat design that allows easy installation in various locations. Our Topvex portfolio includes rotary, counterflow and pure supply air units. Side/top connected options and outdoor versions.