360 degree spiral inlet air, full dimensional absorption of fume.

Intensive mesh, super-big oil-filter screen, integrated inner screen, one intercept combined one filter, effective separation of oil and fume.

*Adopting EU RoHS certified tiger metallic-plastic powder for fume-gathering cavity, environment protective silver color, easy to clean.

*Strong motor core matching up full-side filter screen, 90% of heavy oil is filtered effectively, a real free of dismantling and cleaning inner cavity.