LTWHOME Replacement Exhaust HEPA Filter Fit for Hoover T-Series Windtunnel Bagless Upright 303172001 (Pack of 4) Provide both mechanical and biological

Provide both mechanical and biological filtration to extend the life of your filters

Packing include: 6pcs actived carbon filters

Custom designed and manufactured for Oase 250

The bio sponge filters optimize the colonization of beneficial aerobic bacterias which keeps the water fresh and clean to provide a better quality of living for your fish

protectants

LTWHOME Replacement Exhaust HEPA Filter Fit for Hoover T-Series Windtunnel Bagless Upright 303172001 (Pack of 4) Provide both mechanical and biologicalPackage Include: 4 filters. Compare to Hoover Exhaust HEPA Filter Part # 303172001, 303172002. Replacement Exhaust HEPA filter for Hoover T Series Windtunnel Vacuum Cleaners. Fits the following models: UH70100, UH70105, UH70105PC, UH70106, UH70107, UH70108, UH70110, UH70115, UH70116, UH70120, UH70120PDI, UH70130, UH70140, UH70200, UH70202, UH70205, UH70210, UH70210PDI, UH70211, UH70212, UH70215, UH70240, UH70241, UH70600, UH70601, UH70602, UH70603,