Modus Hong Kong Limited is the authorized distributor of Amaircare Air Purifiers for the Hong Kong Market.  If you need replacement filters or maintenance services for the air purifiers, we are here to serve you.  We provide filter replacement for the Roomaid, 1100, and 3000 models.  You can purchase the Amaircare Roomaid and 1100 through our online shop or contact us through Email or WhatsApp.  For 3000 filter, please contact us directly for quotation and arrangement.