Farm air filter，Pig factory air filter，W-type air filter
Model No. : AKL-05
Brand Name : Ankelin
CNY ¥ 265
Air purifier HEPA filter, PM2.5 activated carbon filter
Model No. : AKL-04
Brand Name : Ankelin
CNY ¥ 35
3mm thick blue non-woven fabric needle punched felt primary filter cotton
Model No. : AKL-03
Brand Name : Ankelin
CNY ¥ 6.3