Holiday Home in Sweden-Project Case (abroad)

In the extremely cold areas of Sweden, the lowest temperature in winter can reach-30℃, the water quality and quantity of vacation house fluctuates greatly, there is no professional technical personnel resident on-site maintenance operation, and the selected equipment needs to meet the condition of long time without raw water shutdown. 
BioFilter Unpowered maintenance-free purification tank using nanometer porous biological enzyme filler, without electricity, without maintenance, can accept up to 6 months without raw water shutdown. The tank is made of HDPE, wall thickness of 14mm, compression and freezing. 
After the installation of BioFilter-3000, BioFilter-5000 and other series of purification tanks, the system always runs stably, to ensure the continuous and stable treatment of domestic sewage in the holiday season.