Specification Brand : EasyPro Pond Products BulletPoint1 : A great alternative to air stones in many aeration applications BulletPoint2 : Hundreds of "I" slots that open as air pressure builds inside of the diffuser BulletPoint3 : Center of the membrane does not have slots and acts as a check valve when air flow stops BulletPoint4 : Diffusers have a 3/4" male thread inlet and are 10 1/2" in diameter BulletPoint5 : Heavy duty membrane will last for years CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier : 9823789239208 ExternallyAssignedProductIdentifier1 : 0845738003769 ExternallyAssignedProductIdentifier2 : 845738003769 ExternallyAssignedProductIdentifier3 : 00015561215299 GpsrSafetyAttestation : 1 ItemDisplayWeight : 0.4 kilograms ItemName : EasyPro Pond Products MD3 3CFM 10.5" Diameter Replacement Membrane Diffuser ItemPackageDimensions_Height : 4 inches ItemPackageDimensions_Length : 13 inches ItemPackageDimensions_Width : 11 inches ItemPackageQuantity : 1 ItemTypeKeyword : pond-filtration-equipment Language : spanish Manufacturer : EasyPro Pond Products ModelNumber : PT1726 PartNumber : PT1529 ProductDescription : This membrane diffuser provides a uniform bubble distribution with up to 3 CFM air flow. Can be used in DIY applications as well as a replacement diffuser for EasyPro Pond Products Diffuser assemblies EPMD1, EPMD2, and EPMD4. ProductSiteLaunchDate : 2014-06-06T13:05:06.608Z Style : Above Ground SupplierDeclaredDgHzRegulation : not_applicable TargetAudienceKeyword : fish UnitCount : 1 UnspscCode : 56101600