{"product_id":"marquis-20690-oem-50-square-foot-spa-filter","title":"Marquis OEM 50 Sq. Ft. Spa Filter – 20690","description":"\u003ch2\u003eGenuine Marquis OEM 50-Square-Foot Spa Filter\u003c\/h2\u003e\n\n\u003cp\u003eMaintain clean water and proper circulation with the genuine Marquis 20690 replacement filter. This OEM cartridge is designed for compatible Marquis ConstantClean filtration systems and provides approximately 50 square feet of pleated filtration media.\u003c\/p\u003e\n\n\u003cp\u003eThe 20690 measures approximately 16 inches long by 5⅛ inches in diameter. It features a convenient top handle and a 2-inch male threaded bottom connection for secure installation in the spa’s filter housing.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eThis is a genuine OEM Marquis replacement filter—not an aftermarket substitute.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePackage includes one Marquis 20690 filter cartridge. Some compatible spas use more than one filter, so confirm the quantity required before ordering.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003e🔹 Key Benefits\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eGenuine OEM Marquis replacement filter\u003c\/li\u003e\n  \u003cli\u003eApproximately 50 square feet of pleated filtration media\u003c\/li\u003e\n  \u003cli\u003eHelps capture dirt, oils, debris and other contaminants\u003c\/li\u003e\n  \u003cli\u003eSupports proper water flow and filtration performance\u003c\/li\u003e\n  \u003cli\u003eDesigned for compatible Marquis ConstantClean systems\u003c\/li\u003e\n  \u003cli\u003eClosed top with an integrated removal handle\u003c\/li\u003e\n  \u003cli\u003eMale threaded bottom connection for secure installation\u003c\/li\u003e\n  \u003cli\u003eWashable and reusable with proper maintenance\u003c\/li\u003e\n  \u003cli\u003eMade in the USA\u003c\/li\u003e\n  \u003cli\u003eDirect replacement for Marquis part number 20690\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e🔍 Compatible Marquis Hot Tubs\u003c\/h2\u003e\n\n\u003cp\u003eThe Marquis 20690 is used in compatible filtration systems found in select versions of the following Marquis collections and models:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSelect Marquis Celebrity models from approximately 2018 and newer\u003c\/li\u003e\n  \u003cli\u003eSelect Marquis Celebrity Elite models from approximately 2018 and newer\u003c\/li\u003e\n  \u003cli\u003eSelect Marquis Elite models from approximately 2020 and newer\u003c\/li\u003e\n  \u003cli\u003eSelect Marquis Crown Collection models from approximately 2021 and newer\u003c\/li\u003e\n  \u003cli\u003eSelect Marquis V150P swim spas from approximately 2019 and newer\u003c\/li\u003e\n  \u003cli\u003eSelect Marquis V150W swim spas from approximately 2019 and newer\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSelect Marquis Elite Applications\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003eMarquis Broadway Elite\u003c\/li\u003e\n  \u003cli\u003eMarquis Monaco Elite\u003c\/li\u003e\n  \u003cli\u003eMarquis Hollywood Elite\u003c\/li\u003e\n  \u003cli\u003eMarquis Vegas Elite\u003c\/li\u003e\n  \u003cli\u003eMarquis Woodstock Elite\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eThe Marquis Nashville and Nashville Elite generally use a different, smaller-capacity filter. Do not order the 20690 for a Nashville based solely on the collection name.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMarquis has changed filter configurations within certain collections, models and production years. Do not order by model name alone. Confirm the 20690 number, dimensions, handle and threaded connection before purchasing.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003e📏 Confirm Your Filter Before Ordering\u003c\/h2\u003e\n\n\u003cp\u003eYour current filter should match the following characteristics:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eMarquis part number 20690\u003c\/li\u003e\n  \u003cli\u003eApproximately 50 square feet of filtration media\u003c\/li\u003e\n  \u003cli\u003eApproximately 15⅞ to 16 inches long\u003c\/li\u003e\n  \u003cli\u003eApproximately 5⅛ to 5¼ inches in outside diameter\u003c\/li\u003e\n  \u003cli\u003eClosed top with an integrated bar-style handle\u003c\/li\u003e\n  \u003cli\u003eApproximately 2-inch male threaded bottom connection\u003c\/li\u003e\n  \u003cli\u003eSame end-cap shape and mounting configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe Marquis 20690 is also commonly cross-referenced with the Unicel 5CH-512 replacement configuration. This listing is for the genuine Marquis OEM cartridge.\u003c\/p\u003e\n\n\u003cp\u003eIf you are uncertain, contact Southern Leisure with pictures of the top and bottom of your existing filter, its measurements, your spa model and its production year before ordering.\u003c\/p\u003e\n\n\u003ch2\u003e📋 How to Replace\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003eTurn off power to the spa at the breaker.\u003c\/li\u003e\n  \u003cli\u003eRemove the filter cover or skimmer-access assembly.\u003c\/li\u003e\n  \u003cli\u003eUse the integrated handle to carefully unscrew the existing filter.\u003c\/li\u003e\n  \u003cli\u003eRemove loose debris from the filter compartment.\u003c\/li\u003e\n  \u003cli\u003eRemove all protective packaging from the new cartridge.\u003c\/li\u003e\n  \u003cli\u003eInspect the handle, end caps and threaded connection.\u003c\/li\u003e\n  \u003cli\u003ePosition the filter over the matching connection in the housing.\u003c\/li\u003e\n  \u003cli\u003eThread the filter gently into place by hand.\u003c\/li\u003e\n  \u003cli\u003eDo not force, cross-thread or overtighten the cartridge.\u003c\/li\u003e\n  \u003cli\u003eInstall any additional cartridge required by your filtration system.\u003c\/li\u003e\n  \u003cli\u003eReinstall the filter cover or skimmer assembly.\u003c\/li\u003e\n  \u003cli\u003eRestore power and confirm normal water circulation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003e💬 Southern Leisure Says\u003c\/h2\u003e\n\n\u003cp\u003eThe Marquis 20690 looks similar to several other threaded spa filters, but the cartridge length and connection must match. Confirm all three identification points—the 20690 part number, approximately 16-inch length and threaded bottom—before ordering.\u003c\/p\u003e\n\n\u003cp\u003eSome Marquis filtration systems use more than one cartridge. This listing includes one filter, so inspect your spa’s filter compartment before choosing the order quantity.\u003c\/p\u003e\n\n\u003ch2\u003e🧼 Care \u0026amp; Maintenance\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eInspect and rinse the filter regularly during normal spa use.\u003c\/li\u003e\n  \u003cli\u003eCarefully rinse between each pleat using a garden hose.\u003c\/li\u003e\n  \u003cli\u003eWork from the top of the cartridge toward the bottom.\u003c\/li\u003e\n  \u003cli\u003eRotate the filter while rinsing to clean the entire cartridge.\u003c\/li\u003e\n  \u003cli\u003eClean more frequently during periods of heavy use.\u003c\/li\u003e\n  \u003cli\u003ePeriodically use a dedicated spa-cartridge cleaner to remove oils and residue.\u003c\/li\u003e\n  \u003cli\u003eFollow the cleaner’s directions and rinse the filter thoroughly.\u003c\/li\u003e\n  \u003cli\u003eDo not use a pressure washer, stiff brush or sharp cleaning tool.\u003c\/li\u003e\n  \u003cli\u003eMaintain balanced water chemistry to support filtration performance.\u003c\/li\u003e\n  \u003cli\u003eReplace the cartridge if its pleats become torn, collapsed or permanently restricted.\u003c\/li\u003e\n  \u003cli\u003eIf your spa uses multiple filters, inspect and maintain them together.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e📌 Product Quick Facts\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Marquis\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e OEM pleated spa filter cartridge\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer number:\u003c\/strong\u003e 20690\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCommon aftermarket cross-reference:\u003c\/strong\u003e Unicel 5CH-512\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFiltration area:\u003c\/strong\u003e Approximately 50 sq. ft.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e Approximately 15⅞ to 16 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutside diameter:\u003c\/strong\u003e Approximately 5⅛ to 5¼ inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTop:\u003c\/strong\u003e Closed with integrated handle\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBottom:\u003c\/strong\u003e Approximately 2-inch male thread\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFilter media:\u003c\/strong\u003e Pleated synthetic filtration media\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage quantity:\u003c\/strong\u003e One filter\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of manufacture:\u003c\/strong\u003e USA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOEM product:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e⚙️ Specifications\u003c\/h2\u003e\n\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eMarquis\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eManufacturer Number\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e20690\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eOEM hot-tub filter cartridge\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eFiltration Area\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eApproximately 50 sq. ft.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eNominal Length\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eApproximately 15⅞ to 16 inches\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOutside Diameter\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eApproximately 5⅛ to 5¼ inches\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eTop Configuration\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eClosed top with integrated handle\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eBottom Connection\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eApproximately 2-inch male pipe thread\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCommon Aftermarket Cross-Reference\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eUnicel 5CH-512\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eOne filter cartridge\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCountry of Manufacture\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eUSA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOEM Product\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eYes\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\n\u003ch4\u003eIs this a genuine Marquis OEM filter?\u003c\/h4\u003e\n\n\u003cp\u003eYes. This is a genuine Marquis OEM replacement filter with manufacturer part number 20690.\u003c\/p\u003e\n\n\u003ch4\u003eWill this fit every Marquis hot tub?\u003c\/h4\u003e\n\n\u003cp\u003eNo. Marquis has used different filter sizes and configurations across its collections and production years. Confirm the 20690 part number, physical dimensions and threaded connection before ordering.\u003c\/p\u003e\n\n\u003ch4\u003eDoes this filter fit the Marquis V150W?\u003c\/h4\u003e\n\n\u003cp\u003eThe 20690 is used in select V150W swim spas from approximately 2019 and newer. However, filtration configurations can vary, so inspect the existing filter and confirm the part number before ordering.\u003c\/p\u003e\n\n\u003ch4\u003eDoes this filter fit the Marquis V150P?\u003c\/h4\u003e\n\n\u003cp\u003eThe 20690 is used in select V150P swim spas from approximately 2019 and newer. Confirm the filter number, dimensions and threaded connection before purchasing.\u003c\/p\u003e\n\n\u003ch4\u003eDoes this fit the Nashville or Nashville Elite?\u003c\/h4\u003e\n\n\u003cp\u003eGenerally, no. The Nashville and Nashville Elite typically use a smaller-capacity filter. Confirm the original cartridge before purchasing a replacement.\u003c\/p\u003e\n\n\u003ch4\u003eHow many filters are included?\u003c\/h4\u003e\n\n\u003cp\u003eThis listing includes one genuine Marquis 20690 filter cartridge.\u003c\/p\u003e\n\n\u003ch4\u003eHow many filters does my spa require?\u003c\/h4\u003e\n\n\u003cp\u003eThe required quantity depends on the model and filtration configuration. Some Marquis spas use one cartridge, while others use multiple filters. Inspect your filter compartment or consult the spa’s owner’s manual before ordering.\u003c\/p\u003e\n\n\u003ch4\u003eCan this filter be cleaned and reused?\u003c\/h4\u003e\n\n\u003cp\u003eYes. Rinse carefully between the pleats with a garden hose and periodically use a dedicated spa-cartridge cleaner. Thoroughly rinse away all cleaning solution before reinstalling the filter.\u003c\/p\u003e\n\n\u003ch4\u003eWhen should the filter be replaced?\u003c\/h4\u003e\n\n\u003cp\u003eReplace the cartridge when the pleats become torn, collapsed or permanently restricted, or when proper water flow cannot be restored through cleaning. Actual service life depends on usage, water chemistry and maintenance.\u003c\/p\u003e\n\n\u003ch2\u003e🛡️ Why Buy From Southern Leisure?\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eGenuine OEM Marquis replacement product\u003c\/li\u003e\n  \u003cli\u003eCompatibility assistance from experienced spa professionals\u003c\/li\u003e\n  \u003cli\u003eHelp confirming the correct filter before ordering\u003c\/li\u003e\n  \u003cli\u003eConvenient shipping and local pickup options\u003c\/li\u003e\n  \u003cli\u003eTrusted by spa owners since 2013\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e📦 Shipping \u0026amp; Pickup\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eShips as one genuine Marquis filter cartridge\u003c\/li\u003e\n  \u003cli\u003eShipping and pickup options are displayed at checkout\u003c\/li\u003e\n  \u003cli\u003eInspect the cartridge, handle, pleats and threaded connection upon arrival\u003c\/li\u003e\n  \u003cli\u003eKeep the filter clean and protected until installation\u003c\/li\u003e\n  \u003cli\u003eConfirm compatibility before installing or wetting the filter\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Marquis Spas","offers":[{"title":"Default Title","offer_id":47281365745833,"sku":"20690","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/9939\/6265\/files\/marquis-oem-50-sq-ft-spa-filter-20690-2807429.png?v=1785846908","url":"https:\/\/shop.southernleisurespas.com\/products\/marquis-20690-oem-50-square-foot-spa-filter","provider":"Southern Leisure Spas \u0026 Wellness","version":"1.0","type":"link"}