Specification Brand : Hot Tub Classic Parts BulletPoint1 : Color is Charcoal Gray BulletPoint2 : Quality that's made to last BulletPoint3 : High Quality thats made to last!! BulletPoint4 : Perfect Fit: 39010200 o-ring fits Pentair Clean & Clear Plus fiberglass-reinforced polypropylene tank filters, Pentair FNS Plus vertical grid filters, and Pentair sm/smbw-4060 BulletPoint5 : Compatible Models: Filter o ring Compatible with Pentair CC 420/320 P Pentair Clean & Clear Plus fiberglass-reinforced polypropylene tank filters Color : Charcoal Gray CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier1 : 0680642900427 ExternallyAssignedProductIdentifier2 : 680642900427 ItemName : Hot Tub Master Spa Spa Pillow - Generic Charcoal Grey Flat Pillow Starting in 2009 HTCP8-05-0094 / X540720 / MASX540720 ItemPackageDimensions_Height : 23.9 centimeters ItemPackageDimensions_Length : 3.4 centimeters ItemPackageDimensions_Width : 12.8 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : swimming-pool-and-spa-replacement-parts ItemTypeName : Manual Air Relief Valve for Pool and Spa Filters Manufacturer : Hot Tub Classic Parts Material : Polypropylene ModelName : KQAQF-P ModelNumber : 39010200 PartNumber : 39010200 ProductDescription : Used In Clarity Spas, Contractor Series Spas, Down East Spas, H2X Swim Spas, Legacy Whirlpool Spas, Michael Phelps Swim Spas, and Twilight Series Spas. ProductSiteLaunchDate : 2020-02-16T08:00:00.000Z RecommendedUsesForProduct : For hot tub use SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1