Which brand of fresh air system is good?

China’s fresh air system has developed rapidly since 2015, especially the heat recovery and purification fresh air system, which greatly surpasses the fanatical air purifier market after 2013. The hot air system of heat recovery and purification makes the market of fresh air system products very mixed.

Disorderly, fresh air system fresh air fan advantages and disadvantages are miscellaneous, fresh air system standards are different. Although a hundred schools of thought contend for the fresh air system, the best and most practical fresh air system fresh air fans are few. One of the top ten brands in the list of fresh air system in 2015

Saifei fresh air system heat recovery and purification technology (wall mounted ceiling type cabinet type) comes from the latest technology of University of Edinburgh in the UK.