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Specification
Brand : Mbetter
BulletPoint1 : 【PERFECT FIT】Compatible with Blueair Blue Pure 311 Auto air purifier. Attention: Not include with 311 (Non-auto)
BulletPoint2 : 【NOTE】Not compatible with Blue Pure 311, 311i Max, 311i+ Max, 211, 211+ Auto, 211i Max, 411, 411 Auto, 411i Max, 511, 511i Max, Mini Max air puri-fier
BulletPoint3 : 【H13 True HEPA Air Filter】Our 311 Auto replacement filter made of H13 true HEPA air filter and a high-efficiency activated carbon filter for good clean filtration and performance
BulletPoint4 : 【OPTIMAL PERFORMANCE MAINTENANCE】For the ongoing top performance of your Blue Pure 211i Max Air Puri-fier, based on actual usage the filter should be replaced within 9 months
BulletPoint5 : 【SUPERIOR QUALITY】211i Max replacement filter is made of high-quality non-woven activated carbon and can adsorb 99.99% of air particles (with a diameter as small as 0.03 micrometers)
BulletPoint6 : 【LIFETIME SERVICE】If you have any problems with the filter fitting your air purifier, please contact us through our Amazon home page, we will reply in 24 hours
Color : Black
CompatibleDevices : Air Purifier
ControllerType : Touch
ControlMethod : touch
CustomerPackageType : Standard Packaging
ExternallyAssignedProductIdentifier1 : 194467119419
ExternallyAssignedProductIdentifier2 : 0194467119419
FilterType : Activated Carbon
FloorArea : 96 square_meters
GpsrSafetyAttestation : 1
IncludedComponents : Replacement Filter
ItemName : Mbetter 2 Pack 311 Auto Filters Replacement, Compatible with Blueair Blue Pure 311 Auto Air Purifier, 2 in 1 HEPASilent and Activated Carbon Filter
ItemPackageDimensions_Height : 37.9984 centimeters
ItemPackageDimensions_Length : 9.0932 centimeters
ItemPackageDimensions_Width : 34.1884 centimeters
ItemPackageQuantity : 1
ItemTypeKeyword : air-purifier-replacement-filters
Manufacturer : Mbetter
Material : Carbon
Material1 : H13 True HEPA Filter
Material2 : Activated Carbon Filter
MinimumEfficiencyReportingValue : 13
ModelName : 311 Auto Replacement Filters
ModelNumber : mb311
NoiseLevel : 22 decibels
NumberOfItems : 2
PackageLevel : unit
PartNumber : mb311
PowerSourceType : Battery Powered
ProductDescription : Mbetter Blue Pure 311 Replacement Filters
Package Included: 2 Pack
Compatible with Blueair Blue Pure 311 Auto air purifier

2 Layer System:
1st layer. HEPASilent filter captures 99. 97% of particles as small as 0.1 μm such as pollen, dust and pet dander.
2nd layer. Activated Carbon Filter absorbs household odors from pets, smoking, cooking and harmful VOC's.


It is suggested to replace the filter every 6 months for optimal performance.

This is not a Blueair OEM product. The brand names and logos are the registered trademarks of their respective owners.
Any use of the brand name Blueair or model designation Blue Pure 311 for this product is made solely for purposes of demonstrating compatibility.



ProductGrade : Replacement Part
ProductSiteLaunchDate : 2021-01-27T07:03:02.599Z
Size : 2 Count (Pack of 1)
Style : 2 Pack 311 auto Filters
SupplierDeclaredDgHzRegulation : not_applicable
UnitCount : 2
UnspscCode : 40161505
WebsiteShippingWeight : 0.962 kilograms