G3 G4 効率フィルターメディアロール 綿素材 産業用 H14 HEPA 空気ろ過

wholesale Primary Filter Cotton Media Roll for Industrial Air Filtration with G3/G4 Efficiency 1. The first line of defense in the filtration system, protecting equipment and extending its lifespan Precisely intercepts large particles ≥ 5μm, including dust, hair, fibers, pollen, etc., preventing ...