Ambient Air Selangor, Malaysia, Kuala Lumpur (KL), Klang
Grade A-E Glass Microfiber Filter, Binderless | Quartz Microfiber Filter, Binderless | Heat-Treated Quartz Microfiber Filter, Binderless | PM2.5 EPA filter |
Grade A-E Glass Microfiber Filter, Binderless | Quartz Microfiber Filter, Binderless | Heat-Treated Quartz Microfiber Filter, Binderless | PM2.5 EPA filter |