Specification Brand : MHYYT BulletPoint1 : For 2" Plumbing ( Actual Measurement Across Gasket is 3" ) BulletPoint2 : This is for a Waterway 4 Pack Combo containing (4) 2" Heater Gasket Orings designed to fit all standard 2" Spa Heater Assemblies. BulletPoint3 : Fits Gecko, Hydro Quip, Aeware, United and most other Flow Thu Assemblies BulletPoint4 : For more products, please click my shop, the price is affordable, the quality is high, and you are welcome to buy Color : 4 pack ExternallyAssignedProductIdentifier1 : 759747298552 ExternallyAssignedProductIdentifier2 : 0759747298552 ItemName : MHYYT Replaces 2" O-Ring Spa Hot Tub Heater Gasket for 711-4030B (4 Pack) ItemPackageDimensions_Height : 7.2898 centimeters ItemPackageDimensions_Length : 2.4892 centimeters ItemPackageDimensions_Width : 6.9088 centimeters ItemTypeKeyword : swimming-pool-and-spa-replacement-parts ItemTypeName : Orings Manufacturer : MHYYT ModelName : Heater Gasket ModelNumber : 2" NumberOfBoxes : 1 PartNumber : 1000125 PowerSourceType : ac_dc ProductDescription : This is for a Waterway 5 Pack Combo containing (5) 2" Heater Gasket Orings designed to fit all standard 2" Spa Heater Assemblies. Replacement for Gecko, Hydro Quip, Aeware, United and most other Flow Thu Assemblies. This is for a Waterway 5 Pack Combo containing (5) 2" Heater Gasket Orings designed to fit all standard 2" Spa Heater Assemblies. SupplierDeclaredDgHzRegulation : not_applicable