{"product_id":"zodiac-filter-cartridge-cleaner-500g","title":"Zodiac Filter Cleaner 500g | Sand \u0026 Glass Media Pool Filter Cleaner | Perfect Pools NZ","description":"\u003cp\u003e\u003cstrong\u003eIs your pool filter working as hard as it should?\u003c\/strong\u003e Over time, sand and glass media filters become clogged with grease, body oils, sunscreen, and fine debris that backwashing alone can't remove. Zodiac Filter Cleaner dissolves this build-up at the source, restoring your filter's full performance and keeping your pool water crystal clear.\u003c\/p\u003e\n\n\u003cp\u003eOne 500g treatment is all it takes. Simply add to your filter housing, leave for 24 hours, then backwash. Your filter works harder, your chemicals go further, and your water stays cleaner for longer.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Your Filter Needs More Than Backwashing\u003c\/h3\u003e\n\u003cp\u003eBackwashing removes trapped particles but leaves behind a greasy, oily film that coats the filter media over time. This biofilm reduces filtration efficiency, causes water to channel through the media rather than filter through it, and means your pump works harder for worse results. Zodiac Filter Cleaner breaks down this film chemically - something backwashing simply cannot do.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGreasy film on filter media reduces effective filtration surface area\u003c\/li\u003e\n\u003cli\u003eChannelling allows unfiltered water to bypass the media entirely\u003c\/li\u003e\n\u003cli\u003eReduced filtration means more chemicals needed to maintain water clarity\u003c\/li\u003e\n\u003cli\u003eRegular filter cleaning extends media life and reduces pump wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemoves Grease, Oils and Debris\u003c\/strong\u003e - dissolves the biofilm backwashing leaves behind\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRestores Filter Efficiency\u003c\/strong\u003e - brings filter media back to near-new performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuitable for Sand and Glass Media Filters\u003c\/strong\u003e - works with all standard pool filter media\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproves Water Clarity\u003c\/strong\u003e - better filtration means cleaner, clearer water\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduces Chemical Costs\u003c\/strong\u003e - efficient filtration means chlorine and other chemicals work more effectively\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e500g Pack\u003c\/strong\u003e - one complete treatment for a standard residential pool filter\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow to Use (Sand or Glass Media Filters)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eTurn off the filter\u003c\/strong\u003e and disconnect the power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemove the filter cover\u003c\/strong\u003e for access to the filter housing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdd the full 500g\u003c\/strong\u003e of Zodiac Filter Cleaner directly into the filter housing and mix where possible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeave for 24 hours\u003c\/strong\u003e to allow the cleaner to dissolve grease, oils, and debris\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackwash the filter thoroughly\u003c\/strong\u003e, then run a rinse cycle for 10 seconds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResume normal filtration\u003c\/strong\u003e - your filter is now restored to full performance\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e For best results, clean your filter at the start and end of each pool season, and any time you notice reduced water flow or clarity that doesn't improve with backwashing alone.\u003c\/p\u003e\n\n\u003ch3\u003eHow Often Should You Clean Your Filter?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum:\u003c\/strong\u003e Once per season (start of summer)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended:\u003c\/strong\u003e Twice per season - start and end of summer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh use pools:\u003c\/strong\u003e Every 3 months\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSigns you need to clean now:\u003c\/strong\u003e Reduced water flow, cloudy water that doesn't clear with chemicals, filter pressure running high\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUse Alongside These Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/zodiac-natural-pool-clarifier-1l\"\u003e\u003cstrong\u003eZodiac Natural Clarifier 1L\u003c\/strong\u003e\u003c\/a\u003e - use after filter cleaning for crystal clear water\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/crystalline-chlorine-4kg-pool-spa-sanitizer\"\u003e\u003cstrong\u003eCrystalline Chlorine 4kg\u003c\/strong\u003e\u003c\/a\u003e - shock dose after filter cleaning to restore sanitisation\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/5-in-1-pool-spa-test-strips-25-pack\"\u003e\u003cstrong\u003e5-in-1 Test Strips\u003c\/strong\u003e\u003c\/a\u003e - test water chemistry after filter cleaning and backwashing\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/4kg-ph-increaser\"\u003e\u003cstrong\u003epH Increaser (Soda Ash) 4kg\u003c\/strong\u003e\u003c\/a\u003e - rebalance pH after filter cleaning and shock dosing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSafety \u0026amp; Storage\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStore in a cool, dry place away from direct sunlight and moisture\u003c\/li\u003e\n\u003cli\u003eKeep away from children and pets\u003c\/li\u003e\n\u003cli\u003eDo not mix with other pool chemicals\u003c\/li\u003e\n\u003cli\u003eAvoid contact with eyes and skin - rinse thoroughly with water if contact occurs\u003c\/li\u003e\n\u003cli\u003eWash hands thoroughly after handling\u003c\/li\u003e\n\u003cli\u003eRefer to the Safety Data Sheet (SDS) for full handling instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePickup \u0026amp; Delivery\u003c\/h3\u003e\n\u003cp\u003e\n📍 \u003ca href=\"https:\/\/maps.google.com\/?q=15C+Douglas+Alexander+Parade,+Albany,+Auckland\" target=\"_blank\" rel=\"noopener\"\u003e\u003cstrong\u003ePerfect Pools Service Warehouse\u003c\/strong\u003e - 15C Douglas Alexander Parade, Albany\u003c\/a\u003e\u003cbr\u003e\n📅 \u003cstrong\u003eHours:\u003c\/strong\u003e Mon-Fri 9am-4pm | Sat 10am-2pm\u003cbr\u003e\n🚛 \u003cstrong\u003eAuckland delivery available\u003c\/strong\u003e - mobile services by appointment\u003cbr\u003e\n📩 Questions? Email \u003ca href=\"mailto:perfectpoolsnz@gmail.com\"\u003eperfectpoolsnz@gmail.com\u003c\/a\u003e or call \u003ca href=\"tel:0222862881\"\u003e022 286 2881\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003ch3\u003e❓ Frequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How is this different from just backwashing?\u003c\/strong\u003e\u003cbr\u003eA: Backwashing flushes out trapped particles but leaves a greasy biofilm on the media. Zodiac Filter Cleaner chemically dissolves this film, restoring the media's full filtration surface - something backwashing alone cannot achieve.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this suitable for cartridge filters?\u003c\/strong\u003e\u003cbr\u003eA: This product is formulated for sand and glass media filters. For cartridge filters, a dedicated cartridge cleaner is recommended.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I swim while the filter cleaner is working?\u003c\/strong\u003e\u003cbr\u003eA: No - the filter is off during the 24-hour treatment period. Wait until you have completed the backwash and rinse cycle and resumed normal filtration before swimming.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I know if my filter needs cleaning?\u003c\/strong\u003e\u003cbr\u003eA: Signs include reduced water flow from return jets, cloudy water that doesn't respond to chemicals, filter pressure running consistently high, or it's been more than 6 months since your last filter clean.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How long will a 500g pack last?\u003c\/strong\u003e\u003cbr\u003eA: One 500g pack provides one complete treatment for a standard residential pool filter. For twice-yearly cleaning, you'll need 2 packs per season.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Will this damage my filter media?\u003c\/strong\u003e\u003cbr\u003eA: No - Zodiac Filter Cleaner is specifically formulated to be safe on sand and glass filter media while effectively removing grease and oil build-up.\u003c\/p\u003e\n\n\u003ch3\u003e🎯 You Might Also Need\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/zodiac-natural-pool-clarifier-1l\"\u003e\u003cstrong\u003eZodiac Natural Clarifier 1L\u003c\/strong\u003e\u003c\/a\u003e - restore water clarity after filter cleaning\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/5-in-1-pool-spa-test-strips-25-pack\"\u003e\u003cstrong\u003e5-in-1 Pool \u0026amp; Spa Test Strips\u003c\/strong\u003e\u003c\/a\u003e - test water chemistry after backwashing\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/crystalline-chlorine-4kg-pool-spa-sanitizer\"\u003e\u003cstrong\u003eCrystalline Chlorine 4kg\u003c\/strong\u003e\u003c\/a\u003e - shock dose after filter cleaning\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/4kg-ph-increaser\"\u003e\u003cstrong\u003epH Increaser (Soda Ash) 4kg\u003c\/strong\u003e\u003c\/a\u003e - rebalance pH after filter maintenance\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Perfect Pools NZ","offers":[{"title":"Default Title","offer_id":40842628071577,"sku":"Z0126","price":64.9,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0443\/7514\/6649\/files\/IMG-2710.png?v=1774746308","url":"https:\/\/perfectpools.co.nz\/products\/zodiac-filter-cartridge-cleaner-500g","provider":"Perfect Pools NZ","version":"1.0","type":"link"}