Vireo 155WM is a heat recovery unit designed to enable better and easier specification of ventilation in new properties. It contains features such as its automatic true summer by-pass, high heat recovery efficiency and integrated humidity sensor to provide a comfortable, healthy and energy-efficient indoor climate.

• Ideal for small houses and apartments up to 110m2
• This ventilation unit has been designed to fit into a kitchen cupboard for easy access and installation.
• Greenwood Smart Technology is included with commissioning wizard (set up vireo in 8 simple steps via the wizard).
• EST Best Practice Performance – 93% heat efficiency and 0.75w/l/s
• Excellent pressure handling allowing lower running speeds and low noise.
• Vireo 155 WM is listed on the SEAI Triple E Register approved for energy efficiency