HOME VENTILATION SYSTEM

Outdoor air temp________: - 01, 0 C
Preheated air temp______: 15, 5 C
Supply air temp_________: 18, 0 C
Extract air temp_________: 17, 0 C
Exhaust air temp________: 03, 5 C

Heat recovery____________: 91 %

Supply filter____________: OK
Exhaust filter___________: OK