Specification Brand : Heliocol BulletPoint : Gear, Zodiac Polaris 9300/9350/9400/9450/9550/9650iQ, 17 Pt. BulletPoint1 : Original Manufacturers Part BulletPoint2 : Fits Heliocol and Sunstar Panels BulletPoint3 : Allows water to drain from panels to prevent freezing BulletPoint4 : [Easy to Use] Simply attach the scum absorber to the side wall of a filled hot tub or pool with the suction cup, then the it will help you clean the water without any other difficult setup. When the absorber is saturated, rinse it off or machine wash, and reuse over again, it will perform better after cleaning. BulletPoint5 : [Good efficiency] oil absorbent sponge helps eliminate scums that forms in swimming pools, jetted tubs ,hot tubs and spas, prevent the formation of a scum line in your pool or spa. Color : Devil Fish ExternallyAssignedProductIdentifier1 : 052337070386 ExternallyAssignedProductIdentifier2 : 0052337070386 ItemDisplayDimensions_Height : 1.6 inches ItemDisplayDimensions_Width : 3.9 inches ItemName : HELIOCOL 3/4" New Vacuum Relief Valve Pool Solar Panels - New White ItemPackageDimensions_Height : 8.9408 centimeters ItemPackageDimensions_Length : 5.3086 centimeters ItemPackageDimensions_Width : 6.35 centimeters ItemPackageQuantity : 1 ItemShape : Rectangular ItemTypeKeyword : swimming-pool-and-spa-replacement-parts ItemTypeName : XYHMXK Manufacturer : HELIOCOL ModelName : XYHMXK001 ModelNumber : XYHMXK001 NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : HC-121NW ProductBenefit : Provides original quality, broad compatibility, and freeze protection for pool solar panels ProductDescription : This is an original replacement part for the pvc vacuum relief valve on heliocol solar swimming pool heating systems. Size : 1 Pack SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1