{"product_id":"gc-tek-biomotion-bioverter","title":"GC Tek BioMotion BioVerter Fluidized-Bed Filter","description":"\u003cstyle\u003e\n.gct{--ink:#e7ecf1;--mut:#9fb0bf;--bg:#111417;--bg2:#1a1f24;--line:#2b333b;--aq:#22c1dc;--or:#ff7a1a;--ok:#3ddc97;font-family:Inter,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg);border-radius:18px;padding:28px 26px;line-height:1.55}\n.gct *{box-sizing:border-box}.gct\u003e*{margin-top:0!important}.gct h2,.gct h3{font-family:'Barlow Condensed','Saira Condensed',Inter,sans-serif!important;text-transform:none!important;letter-spacing:.01em;color:#fff!important;line-height:1.1;margin:0}\n.gct h2{font-size:32px;font-weight:700}.gct h3{font-size:20px;font-weight:700}.gct p{margin:0 0 12px;color:var(--ink)}.gct .eyebrow{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--aq);font-weight:700;margin:0 0 8px}\n.gct .lede{font-size:17px;color:var(--mut);max-width:70ch}.gct .bto{display:flex;gap:14px;align-items:flex-start;background:#2a1b0e;border:1px solid #6b3a12;border-left:5px solid var(--or);border-radius:12px;padding:14px 16px;margin:0 0 22px}\n.gct .bto b{color:#ffb070;display:block;font-size:14px;letter-spacing:.06em;text-transform:uppercase;margin-bottom:3px}.gct .bto p{margin:0;color:#f3e5d8;font-size:14px}.gct .bto svg{flex:0 0 26px;margin-top:2px}\n.gct .trust{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:18px 0 26px}.gct .trust div{background:var(--bg2);border:1px solid var(--line);border-radius:10px;padding:12px 14px;font-size:13px;color:var(--mut)}.gct .trust div b{display:block;color:#fff;font-size:14px;margin-bottom:2px}\n.gct .feat{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:0 0 26px;align-items:stretch;grid-auto-rows:1fr}.gct .feat\u003e*{margin-top:0!important}.gct .feat div{background:var(--bg2);border:1px solid var(--line);border-top:3px solid var(--aq);border-radius:12px;padding:16px}.gct .feat h3{font-size:18px;margin:0 0 6px}.gct .feat p{font-size:14px;color:var(--mut);margin:0}\n.gct .sec{margin:0 0 12px;padding-top:6px}.gct .tbl{overflow-x:auto;margin:0 0 26px;border:1px solid var(--line);border-radius:12px}.gct table{width:100%;border-collapse:collapse;font-size:14px;min-width:560px}.gct th{background:#0c1e24;color:var(--aq);text-align:left;padding:10px 12px;font-weight:700;font-size:12px;letter-spacing:.08em;text-transform:uppercase;border-bottom:1px solid var(--line)}\n.gct td{padding:10px 12px;border-bottom:1px solid var(--line);color:var(--ink)}.gct tr:last-child td{border-bottom:0}.gct td:first-child{font-weight:700;color:#fff;white-space:nowrap}\n.gct .note{background:var(--bg2);border:1px solid var(--line);border-left:4px solid var(--aq);border-radius:10px;padding:14px 16px;margin:0 0 26px;font-size:14px;color:var(--mut)}.gct .note b{color:#fff}.gct .note.warn{border-left-color:var(--or)}\n.gct .two{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:0 0 26px}.gct .two\u003e*{margin-top:0!important}.gct .box{background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:16px}.gct .box h3{margin:0 0 8px}.gct ul{margin:0;padding-left:18px;color:var(--mut);font-size:14px}.gct li{margin:0 0 6px}.gct li b{color:#fff}\n.gct .faq details{border-bottom:1px solid var(--line);padding:10px 0}.gct .faq summary{cursor:pointer;color:#fff;font-weight:600;font-size:15px}.gct .faq p{font-size:14px;color:var(--mut);margin:8px 0 0}\n.gct .links a{display:inline-block;background:#0c1e24;border:1px solid #1f4a55;color:var(--aq);text-decoration:none;border-radius:999px;padding:7px 14px;font-size:13px;margin:0 8px 8px 0;font-weight:600}.gct .links a:hover{background:#123540}\n.gct .brand{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;border-top:1px solid var(--line);padding-top:18px;margin-top:6px}.gct .brand p{margin:0;font-size:13px;color:var(--mut)}.gct .brand b{color:#fff}.gct .brand .tag{color:var(--aq);font-family:'Barlow Condensed','Saira Condensed',sans-serif;font-size:22px;font-weight:700}\n@media(max-width:860px){.gct .feat{grid-template-columns:repeat(2,1fr)}.gct .trust{grid-template-columns:1fr}.gct .two{grid-template-columns:1fr}.gct h2{font-size:26px}.gct{padding:20px 16px}}\n\u003c\/style\u003e\u003cdiv class=\"gct\"\u003e\n\u003cdiv class=\"bto\"\u003e\n\u003csvg width=\"26\" height=\"26\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"#ffb070\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M3 7h11v9H3zM14 10h4l3 3v3h-7z\"\u003e\u003c\/path\u003e\u003ccircle cx=\"7\" cy=\"18\" r=\"2\"\u003e\u003c\/circle\u003e\u003ccircle cx=\"17\" cy=\"18\" r=\"2\"\u003e\u003c\/circle\u003e\u003c\/svg\u003e\u003cdiv\u003e\n\u003cb\u003eBuilt to order · ships in about 3 weeks · freight delivery\u003c\/b\u003e\u003cp\u003eGC Tek assembles this unit at the factory after you order — allow roughly 3 weeks before it ships. It travels by LTL freight; \u003cstrong\u003eno freight is charged at checkout\u003c\/strong\u003e. We quote the freight to your address and confirm it with you before anything ships. Local pickup in Upland, CA is always free.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"eyebrow\"\u003eGC Tek BioMotion BioVerter · fluidized-bed biological filter · 1.5 to 8 cu ft\u003c\/p\u003e\n\u003ch2\u003eAdd biological capacity without adding a pump\u003c\/h2\u003e\n\u003cp class=\"lede\"\u003eA fluidized bed is the most efficient biological converter there is — media in constant motion, every surface scrubbed and fed, no dead spots. Most fluidized beds need gravity or a dedicated air supply to move the bed. The BioMotion doesn't: \u003cb\u003ethe flow from your existing filter system fluidizes it\u003c\/b\u003e. The media is barely heavier than water, so it sinks when the flow stops and even a 1\/8 HP pump's output is enough to raise and fluff the bed. Add one to a new GC Tek system at time of order, or drop it into an existing pond to raise biological carrying capacity when your fish load has outgrown the filter.\u003c\/p\u003e\n\u003cdiv class=\"trust\"\u003e\n\u003cdiv\u003e\n\u003cb\u003eAuthorized GC Tek dealer\u003c\/b\u003eGenuine product, factory warranty, distributor-direct.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eWarranty \u0026amp; support handled here\u003c\/b\u003eWe set up, troubleshoot and handle warranty claims in-house.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eFreight confirmed before it ships\u003c\/b\u003eYou approve the freight quote first — no surprises at the door.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feat\"\u003e\n\u003cdiv\u003e\n\u003ch3\u003eNo extra pump or blower\u003c\/h3\u003e\n\u003cp\u003eFluidized by the flow you already have — even 1\/8 HP is enough.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eSelf-cleaning bed\u003c\/h3\u003e\n\u003cp\u003eConstant motion keeps the biofilm young and the surface area open.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eSoluble waste\u003c\/h3\u003e\n\u003cp\u003eTargets the dissolved ammonia and nitrite a mechanical filter can't touch.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eRetrofit friendly\u003c\/h3\u003e\n\u003cp\u003eAdd to a PLUS \/ PLUS PRO at order time, or plumb into an existing system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tbl\"\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eMedia\u003c\/th\u003e\n\u003cth\u003eTank (dia x H)\u003c\/th\u003e\n\u003cth\u003ePrice\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBioM1.5\u003c\/td\u003e\n\u003ctd\u003e1.5 cu ft\u003c\/td\u003e\n\u003ctd\u003e19\" x 31\"\u003c\/td\u003e\n\u003ctd\u003e$1,644.95\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBioM2.25\u003c\/td\u003e\n\u003ctd\u003e2.25 cu ft\u003c\/td\u003e\n\u003ctd\u003e21\" x 34.5\"\u003c\/td\u003e\n\u003ctd\u003e$1,879.95\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBioM3.75\u003c\/td\u003e\n\u003ctd\u003e3.75 cu ft\u003c\/td\u003e\n\u003ctd\u003e24.5\" x 35.5\"\u003c\/td\u003e\n\u003ctd\u003e$2,214.95\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBioM5.5\u003c\/td\u003e\n\u003ctd\u003e5.5 cu ft\u003c\/td\u003e\n\u003ctd\u003e30.4\" x 40\"\u003c\/td\u003e\n\u003ctd\u003e$2,684.95\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBioM8.0\u003c\/td\u003e\n\u003ctd\u003e8.0 cu ft\u003c\/td\u003e\n\u003ctd\u003e36.4\" x 45\"\u003c\/td\u003e\n\u003ctd\u003e$3,579.95\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"note\"\u003eBioMotion media looks like the AlphaONE open-cell media but is \u003cb\u003eblack and sinking\u003c\/b\u003e. Pair a BioMotion with a NishikigoiRDF drum or an AlphaONE and you have mechanical, biological and fluidized-bed conversion in one loop — GC Tek calls it the ultimate waste treatment system for a pond.\u003c\/div\u003e\n\u003cdiv class=\"links\"\u003e\n\u003ca href=\"\/products\/gc-tek-pressure-filters\"\u003ePressure filters\u003c\/a\u003e\u003ca href=\"\/products\/gc-tek-nishikigoi-rdf-drum-filter\"\u003eNishikigoiRDF drum filters\u003c\/a\u003e\u003ca href=\"\/products\/gc-tek-wattmizer-plus-pro-system\"\u003eWattMizer PLUS PRO systems\u003c\/a\u003e\u003ca href=\"\/pages\/gctek\"\u003eAll GC Tek\u003c\/a\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"sec\"\u003eOrdering \u0026amp; delivery\u003c\/h3\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eHow long until it ships?\u003c\/summary\u003e\u003cp\u003eMost GC Tek filters and systems are assembled to order in Chandler, Oklahoma. Typical lead time is about 3 weeks from order to ship, then transit time. Parts and media we stock ship from Upland, CA within a day or two.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhy no freight at checkout?\u003c\/summary\u003e\u003cp\u003eFreight for a pressure filter or pre-plumbed system depends on your address, liftgate needs and residential vs. commercial delivery. Charging a flat guess would overcharge some customers and undercharge others, so we quote it to the dollar and confirm with you before shipping.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eCan I pick it up instead?\u003c\/summary\u003e\u003cp\u003eYes — pick up free at Mystic Koi \u0026amp; Water Gardens in Upland, CA. Choose local pickup at checkout or tell us in the order notes and we'll skip freight entirely.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWho handles the warranty?\u003c\/summary\u003e\u003cp\u003eWe do. As an authorized GC Tek dealer we process warranty and parts through the factory for you — no shipping the tank back across the country.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"brand\"\u003e\n\u003cp\u003e\u003cspan class=\"tag\"\u003eGC Tek\u003c\/span\u003e\u003cbr\u003eGrand Champion Technologies · Chandler, Oklahoma · pond filtration built in the USA\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eMystic Koi \u0026amp; Water Gardens\u003c\/b\u003e — authorized GC Tek dealer, Upland, California.\u003cbr\u003eQuestions on sizing? Call the shop and talk to someone who runs these filters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"GC Tek","offers":[{"title":"1.5 cu ft — 19\" x 31\"","offer_id":48002887221397,"sku":"BioM1.5","price":1644.95,"currency_code":"USD","in_stock":true},{"title":"2.25 cu ft — 21\" x 34.5\"","offer_id":48002887254165,"sku":"BioM2.25","price":1879.95,"currency_code":"USD","in_stock":true},{"title":"3.75 cu ft — 24.5\" x 35.5\"","offer_id":48002887286933,"sku":"BioM3.75","price":2214.95,"currency_code":"USD","in_stock":true},{"title":"5.5 cu ft — 30.4\" x 40\"","offer_id":48002887319701,"sku":"BioM5.5","price":2684.95,"currency_code":"USD","in_stock":true},{"title":"8.0 cu ft — 36.4\" x 45\"","offer_id":48002887352469,"sku":"BioM8.0","price":3579.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0319\/4961\/9245\/files\/biomotion-media_1786324376.webp?v=1789487880","url":"https:\/\/mystickoi.com\/products\/gc-tek-biomotion-bioverter","provider":"Mystic Koi \u0026 Water Gardens","version":"1.0","type":"link"}