Replacement Of Filter for Blue Pure 311 Air Purifier 2-in-1 Filter

[PERFECT FIT]Premium filters are compatible with for the Blueair Blue Pure 311 air purifier,included Particle Filter and Activated Activated Carbon Layer.[DOUBLE LAYER FILTERATION]High efficiency 2-in-1 filtration systems. Particle Filter captures 99. 97% of airborne particles as small as 0. 3m, removing dust, pet danger and so on. Carbon filter absorbs household odors from pets, smoking, cooking etc. Your healthy life is at hand[SUGGESTION]In order to make your air purifier have a longer life, we suggest that filters should be changed regularly every 6 months, especially when they are used 24 hours a day. Your routine care matters[HEPA Silent technology]A real HEPA filter with H13 level, allowing your air purifier to maintain the best performance, which will make your 311 purifier run easier and reduce electricity bills.[EASY TO INSTALL]Allowing the filter to last longer, and has a collapsible design.Easy to replace and disposable, no tools required.colour: as shownMaterial: plastic + carbon fiberSize: 33cmPackage Contents:1 x filterOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.