New release of AHU Design v.3.1.1
(Mars 14, 2022)

Version 3.1.1 release contains following:

AHU Design application / GUI

• Climate data update
• Menu scrollbar in Design view
• Zero(0) value not working for Outdoor and Exhaust air flow in design view.


• New Technical version of Eurovent, version 28
• New data for sorption rotary heat exchanger in larger sizes (25-120) Read more on Swegon intranet
• Calculation for size 40 with different fan sizes
• Corrected wiring diagram when circulation pumps in different sizes were used
• No price for GOLD SD CX
• Drain pipe position and graphic symbol improvements for COOL DX in casing
• TCIA - Price error - not correct default property value
• DX heating coil - Added Air temperature / Out summer in Print out

North America db
• Fixed DX Coil "liquid temp" output value
• Calculation for Weather protection hood
• Revised damper usage (ABSA/ACSA)


• Dimension improvement
• Frost protection - added in printout
• Printout adjustment
• Added relay accessories
• Revised valve presentation in flowchart and wiring diagram


• Compact top and compact unit fix - Calculation and Printout