{"product_id":"sw-products-xs-12-pack-filter-cartridges-for-koller-1-5-3-gallon-aquariums","title":"SW PRODUCTS XS 12-Pack Filter Cartridges for Koller 1.5–3 Gallon Aquariums","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eSW PRODUCTS presents a 12-pack of XS filter cartridges designed for compact aquariums. These cartridges are sized for Koller Products tanks in the 1.5 to 3 gallon range, delivering a convenient replacement option for regular maintenance. A three-layer filtration system works to keep water clear and odors subdued, helping you sustain a stable, inviting environment for your fish.\u003c\/p\u003e\n\u003ch2\u003eHow they work\u003c\/h2\u003e\n\u003cp\u003eEach cartridge uses a coordinated three-layer design to support water quality. The primary cotton layer captures larger particles, the middle activated carbon delivers purification, and the final cotton layer traps fine debris. Together, they provide layered protection that contributes to clearer water and consistent filtration.\u003c\/p\u003e\n\u003ch3\u003eKey benefits at a glance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eActivated carbon purification helps reduce odors and impurities in the water.\u003c\/li\u003e\n\u003cli\u003eHigh-efficiency filtering captures tiny particles and some bacteria for cleaner tank water.\u003c\/li\u003e\n\u003cli\u003eMulti-layer filtration adds comprehensive protection to maintain steady water quality.\u003c\/li\u003e\n\u003cli\u003eNo assembly required — rinse in cold water and insert into the filter chamber.\u003c\/li\u003e\n\u003cli\u003eSize Extra Small, compatible with Koller Products filters in 1.5 to 3 gallon tanks.\u003c\/li\u003e\n\u003cli\u003e12-pack provides reliable replacements for ongoing maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMaintenance and usage tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRinse cartridges with cold water to remove exterior dust before use.\u003c\/li\u003e\n\u003cli\u003eReplace every 3 to 4 weeks or when you notice reduced filter flow.\u003c\/li\u003e\n\u003cli\u003ePlace the cartridge completely into the filter chamber; no tools are needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWith SW PRODUCTS XS cartridges, you gain a practical path to clearer water and a simpler maintenance routine. Results can vary by tank setup and stock, but these cartridges offer a dependable option for ongoing filtration.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What sizes of aquariums are compatible with SW PRODUCTS XS Filter Cartridges?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Compatible with Koller Products tanks of 1.5 to 3 gallons. Check your filter model to ensure fit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace the cartridges?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace every 3 to 4 weeks or when flow diminishes for best results.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SW PRODUCTS","offers":[{"title":"Default Title","offer_id":53560299356489,"sku":"B0DHRW2T8D","price":27.14,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/1781\/9465\/files\/sw-products-xs-filter-activated-carbon-purification.jpg?v=1766429499","url":"https:\/\/petvita.co.uk\/products\/sw-products-xs-12-pack-filter-cartridges-for-koller-1-5-3-gallon-aquariums","provider":"Petvita","version":"1.0","type":"link"}