{"product_id":"darlly-spa-pool-replacement-filter-cartridge-60403-6ch942-fc0361-45-sq-ft-6-inch-dia-8-25-inch-length-top-open-1-75-inch-bottom-cap-sae-thread","title":"Darlly Spa Pool Replacement Filter Cartridge 60403 6CH942 FC0361 45 Sq Ft 6 Inch Dia 8.25 Inch Length Top Open 1.75 Inch Bottom Cap SAE Thread","description":"\u003cdiv\u003e\n\u003cp\u003eRefresh your spa or pool water with the Darlly Spa\/Pool Replacement Filter Cartridge 60403 (6CH-942) in the 6 x 8.25 inch configuration. With 45 square feet of filtration area, this cartridge is designed to deliver thorough cleaning while fitting standard filter housings, making replacement quick and hassle-free.\u003c\/p\u003e \u003cp\u003eThis replacement cartridge is built for durability and consistent performance. The 6\" outer diameter and 8-1\/4\" length provide substantial dirt-holding capacity, while the top is open (1-3\/4\") for easy seating in the canister and the bottom end cap features a 1-1\/2\" SAE thread for a secure, leak-resistant seal. The pleated media maximizes surface area, trapping fine particulates, oils, and debris before water recirculates back into your spa or pool.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFiltration area:\u003c\/strong\u003e 45 square feet of filtration surface for efficient cleaning and longer run intervals.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Outer diameter 6\", length 8-1\/4\".\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTop connection:\u003c\/strong\u003e Top Open 1-3\/4\" for simple seating in the housing.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBottom connection:\u003c\/strong\u003e End cap with 1-1\/2\" SAE thread for a secure seal.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eModel compatibility:\u003c\/strong\u003e Designed to fit spa and pool filter housings that accommodate 6 x 8.25\" cartridges with about 45 sq ft of filtration.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this cartridge stands out\u003c\/h2\u003e\n\u003cp\u003eCompared to smaller or lower-capacity replacements, the 45 sq ft media area of this cartridge means more dirt capture between cleanings and steadier water quality. The pleated design creates a robust barrier against sand, leaves, body oils, and other contaminants, helping to keep your water clearer with less maintenance.\u003c\/p\u003e \u003ch2\u003eIdeal uses and who it's for\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eHome spa owners replacing worn or degraded filters in hot tub or spa filtration systems.\u003c\/li\u003e \u003cli\u003ePool owners using cartridge filtration in systems that require a 6 x 8.25\" cartridge with 45 sq ft of media.\u003c\/li\u003e \u003cli\u003eService professionals needing a reliable, drop-in replacement that matches existing housings.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eMaintenance tips\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eRinse the cartridge under running water before reinstallation to remove loose debris.\u003c\/li\u003e \u003cli\u003eInspect O-rings and seals for wear and replace if needed to prevent leaks.\u003c\/li\u003e \u003cli\u003eAfter installation, run the pump briefly with clean water to prime the filter and remove air pockets.\u003c\/li\u003e \u003cli\u003eReplace based on usage, water chemistry, and debris load; typical cycles range from 1–3 months with regular use.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the Darlly 60403 replacement cartridge, you gain a dependable, compatible solution that helps maintain crystal-clear water in your spa or pool while simplifying maintenance and ensuring consistent filtration performance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Darlly","offers":[{"title":"Default Title","offer_id":40331584733226,"sku":"6CH-942","price":22.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/4014\/1354\/files\/6CH-942.jpg?v=1769976150","url":"https:\/\/bathparts.com\/en-um\/products\/darlly-spa-pool-replacement-filter-cartridge-60403-6ch942-fc0361-45-sq-ft-6-inch-dia-8-25-inch-length-top-open-1-75-inch-bottom-cap-sae-thread","provider":"Bath \u0026 Spa Superstore","version":"1.0","type":"link"}