{"product_id":"x10-hot-tub-spa-pre-filter-kdf-coconut-carbon-10000-gallon","title":"X10 Hot Tub \u0026 Spa Pre-Filter | KDF + Coconut Carbon | 10,000 Gal Hose Filter for Pools \u0026 Spas","description":"\u003ch2\u003eX10 Hot Tub \u0026amp; Spa Pre-Filter – Fill Your Hot Tub with Cleaner, Purer Water\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eX10 Water Filter\u003c\/strong\u003e is a purpose-built \u003cstrong\u003espa pre-filter (hose filter for hot tubs)\u003c\/strong\u003e that removes heavy metals, chlorine, iron, rust, hydrogen sulfide, and other contaminants from your fill water — before they ever enter your spa. Whether you're filling from tap, well, or lake water, the X10 dramatically reduces the impurities that damage heater elements, jets, pumps, and spa shells, and that make water chemistry harder to balance.\u003c\/p\u003e\u003cp\u003eEspecially critical for \u003cstrong\u003ebromine and chlorine salt water generator\u003c\/strong\u003e users: generators won't perform properly when source water contains excessive impurities. Starting with filtered water is the single most effective step you can take to protect your investment and simplify ongoing water maintenance.\u003c\/p\u003e\u003ch2\u003eWhy Filtered Fill Water Matters\u003c\/h2\u003e\u003cp\u003eTap water, well water, and lake water carry impurities that spa chemicals alone can't fully address. Copper, calcium, iron, mercury, and other heavy metals damage heater elements and jets through scale and corrosion, make pH and alkalinity harder to balance, reduce the effectiveness of salt water generators, and increase ongoing chemical costs through clarifiers, flocculants, and stain \u0026amp; scale products.\u003c\/p\u003e\u003cp\u003eThe X10 pre-filter drastically reduces or eliminates the need for these chemicals, making your spa experience healthier, simpler, and more cost-effective.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Coconut Shell GAC:\u003c\/strong\u003e Highest-grade acid-washed coconut shell activated carbon — not the cheaper bituminous (coal-based) carbon used by competing brands\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2x Bacteriostatic KDF® Media:\u003c\/strong\u003e Up to twice as much KDF as competing 12-inch filters — superior heavy metal removal, longer filter life, and bacteria\/algae prevention during storage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7-Stage Filtration Media:\u003c\/strong\u003e Seven distinct filter media layers for comprehensive contaminant removal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5-Micron Sediment Pads:\u003c\/strong\u003e Pre and post integrated sediment pads at 5 microns — far finer than the 150-micron pads used by some competing brands\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10,000-Gallon Capacity:\u003c\/strong\u003e Guaranteed minimum filtration of 10,000 US gallons (37,854 liters)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUV-Resistant Polypropylene Housing:\u003c\/strong\u003e Rugged construction resistant to drops and outdoor UV exposure\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeak-Free Molded Garden Hose Fittings:\u003c\/strong\u003e Secure connection — no cross-threading or leaking unlike flimsy nylon or lead-containing brass fittings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTightly Packed Media:\u003c\/strong\u003e Eliminates channeling — the failure mode where loosely packed media allows water to bypass filtration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBacteriostatic Storage:\u003c\/strong\u003e KDF® media prevents bacteria, algae, and mold growth when stored wet between uses\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eProtective End Caps Included\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Setup:\u003c\/strong\u003e Attach to garden hose, flush 30 seconds, fill — no tools or plumbing required\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat the X10 Removes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eChlorine \u0026amp; chloramines\u003c\/li\u003e\n\u003cli\u003eHydrogen sulfide (rotten egg odor)\u003c\/li\u003e\n\u003cli\u003eIron \u0026amp; rust\u003c\/li\u003e\n\u003cli\u003eLead, mercury, arsenic, copper, aluminum, barium, cadmium, selenium\u003c\/li\u003e\n\u003cli\u003eOrganic debris \u0026amp; turbidity\u003c\/li\u003e\n\u003cli\u003eBad taste \u0026amp; odor\u003c\/li\u003e\n\u003cli\u003ePesticides \u0026amp; herbicides\u003c\/li\u003e\n\u003cli\u003eTHMs (trihalomethanes)\u003c\/li\u003e\n\u003cli\u003eCalcium (converted to suspended form — prevents scale on heating elements)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eOther Applications\u003c\/h2\u003e\u003cp\u003eThe X10 is threaded on both ends for inline plumbing and works across a wide range of water applications beyond hot tubs: pools \u0026amp; spas, car\/boat\/RV washing (prevents hard-water spotting), koi ponds \u0026amp; aquariums, drinking water for pets \u0026amp; livestock, cooling towers, fountains \u0026amp; water features, RV parks \u0026amp; marinas, and general drinking water improvement.\u003c\/p\u003e\u003ch2\u003eHow to Use\u003c\/h2\u003e\u003col\u003e\n\u003cli\u003eAttach the X10 pre-filter to your garden hose\u003c\/li\u003e\n\u003cli\u003eRun water through the filter for 30 seconds before filling\u003c\/li\u003e\n\u003cli\u003eFill your hot tub, pool, or spa as normal\u003c\/li\u003e\n\u003cli\u003eReplace when flow becomes restricted (at or before 10,000-gallon capacity)\u003c\/li\u003e\n\u003cli\u003eStore wet with end caps in place between uses\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilter Capacity:\u003c\/strong\u003e 10,000 US gallons (37,854 liters) guaranteed minimum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilter Media:\u003c\/strong\u003e KDF® + Acid-Washed Coconut Shell GAC (7 media layers)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSediment Pads:\u003c\/strong\u003e 5-micron pre and post integrated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilter Body Length:\u003c\/strong\u003e 12 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e Standard garden hose (threaded both ends for inline use)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing:\u003c\/strong\u003e UV-resistant polypropylene\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3 lbs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e SP10 | \u003cstrong\u003eUPC:\u003c\/strong\u003e 627843042174\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVendor:\u003c\/strong\u003e Spa Marvel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat does the X10 spa pre-filter remove?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe X10 removes chlorine, chloramines, hydrogen sulfide, iron, rust, lead, mercury, arsenic, copper, aluminum, barium, cadmium, selenium, pesticides, herbicides, THMs, organic debris, and calcium scale — using a 7-stage KDF® and coconut shell activated carbon filtration system.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eHow long does the X10 filter last?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe X10 is guaranteed for a minimum of 10,000 US gallons (37,854 liters). Replace when water flow becomes noticeably restricted.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eIs the X10 compatible with salt water hot tubs?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The X10 is especially recommended for bromine and chlorine salt water generator systems. Excessive impurities in source water reduce generator performance; pre-filtering with the X10 protects the generator and extends its lifespan.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan the X10 be used for well water?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The X10 is effective for tap water, well water, and lake water. It is particularly beneficial for well water users who deal with elevated iron, hydrogen sulfide (rotten egg odor), and heavy metal content.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eHow do I use the X10 spa pre-filter?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eAttach the X10 to your garden hose, flush for 30 seconds, then fill your hot tub or spa as normal. No tools or plumbing are required. Store wet with the included end caps between uses.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eHow does the X10 compare to other spa pre-filters?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe X10 uses premium acid-washed coconut shell GAC (not cheaper coal-based carbon), contains up to 2x more KDF® media than competing 12-inch filters, uses 5-micron sediment pads (vs. 150-micron on some competitors), and features tightly packed media to prevent channeling. It also includes bacteriostatic storage protection and molded leak-free fittings.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eDoes the X10 filter need to be replaced after every fill?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eNo. The X10 is rated for 10,000 gallons minimum. Most hot tubs hold 300–500 gallons, so a single filter can handle 20–30+ fills depending on source water quality.\u003c\/dd\u003e\n\u003c\/dl\u003e\u003cp\u003e\u003cem\u003eStore filter wet between uses with protective end caps. Replace at or before 10,000-gallon capacity limit.\u003c\/em\u003e\u003c\/p\u003e","brand":"Spa Marvel","offers":[{"title":"Default Title","offer_id":41952604651607,"sku":"SP10","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1555\/0581\/files\/X10-Filter-Pic_b53588b2-d683-4024-9ec7-7b9cd6da73ad.webp?v=1757013832","url":"https:\/\/getultimatenow.com\/products\/x10-hot-tub-spa-pre-filter-kdf-coconut-carbon-10000-gallon","provider":"Get Ultimate Now ","version":"1.0","type":"link"}