Specification Brand : Matala BulletPoint1 : The OD8" has a circular style membrane diffuser for pond aeration BulletPoint2 : For use w/ aerators that service up to 5,000 gallons BulletPoint3 : Can also be used as a replacement diffuser for the Matala EZ Aeration Kits BulletPoint4 : Barb fitting that works with 3/8", 1/2", & 5/8" ID tubing BulletPoint5 : Recommended Air Flow: 0.30 CFM Capacity : 10000 gallons Color : Grey CustomerPackageType : Standard Packaging Directions : use as directed ExternallyAssignedProductIdentifier : 4712765137049 ExternallyAssignedProductIdentifier1 : 0805552021035 ExternallyAssignedProductIdentifier2 : 805552021035 ExternallyAssignedProductIdentifier3 : 00727429011638 FabricType : Polyester GpsrSafetyAttestation : 1 IncludedComponents : Air Pump IncludedComponents1 : storage pouch IncludedComponents2 : storage pouch ItemDisplayWeight : 1.2 pounds ItemName : Matala HK-100L Hakko Air Pump ItemPackageDimensions_Height : 26.162 centimeters ItemPackageDimensions_Length : 34.544 centimeters ItemPackageDimensions_Width : 22.606 centimeters ItemPackageQuantity : 1 ItemShape : Runner ItemTypeKeyword : pond-filtration-equipment Manufacturer : Matala Material : Cast Iron MaximumPressure : 6.5 pounds_per_square_inch ModelName : HK-100L ModelNumber : HK-100L MountingType : Hanging NumberOfBoxes : 1 NumberOfItems : 1 NumberOfPieces : 2 OperationMode : Automatic PartNumber : HK-100L PowerSourceType : Corded Electric ProductDescription : The Matala Circle Diffuser is self-weighted and flexible. It does not exert any back pressure. Your air pump will run cooler and more efficiently with these air diffusers. 3/8″, 1/2″ and 5/8″ barb. Weighted Circle Air Diffuser: A simple, effective, reliable way to aerate. Made from high-efficiency rubber with specially designed pore size. Numerous pores maximize fine bubble distribution evenly released in the water. Low back pressure | Recommended Air Flow: 0.30 CFM Made from Recycled Rubber, it’s durable with low start up, maintenance and replacement cost. Circular style membrane helps distribute the fine bubbles evenly. Includes multi-barb hose connection with 4 different hose sizes | 3/8, 1/2, ⅝. Self weighted, sinks to the bottom automatically. Used in: ponds, lakes, commercial fish farms, Koi ponds, aquaculture, agriculture, wells, rivers, shrimp farms, large aquariums, pool ponds, canals, boat slips, water fountains, waterfalls and more. ProductSiteLaunchDate : 2011-07-21T16:31:28.638Z Scent : Unscented Size : 1 pc SpecificUsesForProduct : aquarium Style : centimeter SubjectCharacter : Fish SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 TargetAudience : Adult TargetAudienceKeyword : fish, koi, pond, aquarium, freshwater, saltwater Theme : Nautical UnitCount : 1 UnspscCode : 40151500