z Colector de aer OS22 Încălzitor solar de aer, ventilator cu termostat LCD：solară aer condiționat Climatizare Ventilator de evacuare Ventilator

Nakoair® OS22 Aeroterma solara is a solar air heater that provides heating, ventilation, and dehumidification. It uses solar energy and a thermostat to automatically process indoor air.

• The description claims that it reduces humidity, mold, dust mites, formaldehyde, TVOC, benzene, ammonia, and odor.
• The description claims that it operates automatically between solar and electrical power.
• The description claims that it can increase room temperature by approximately 11°C.
• The description claims that it can recover costs in 2-3 years.