{"product_id":"clsc-200int","title":"Octo Classic 200INT Protein Skimmer","description":"\u003ch2 data-oe-version=\"1.2\"\u003eIn-Sump Protein Skimmer for Aquariums up to 250 Gallons with Aquatrance 3000s Pump\u003c\/h2\u003e\u003cp\u003eThe Reef Octopus \u003cb\u003eClassic 200-INT\u003c\/b\u003e (SKU: CLSC-200INT) is a high-capacity, heavy-duty in-sump protein skimmer engineered to be the primary filtration engine for marine aquariums up to 265 gallons. Designed for hobbyists maintaining large reef or fish-only displays, the Classic 200-INT delivers industrial-strength nutrient export without a premium price tag. Powered by the robust \u003cb\u003eAquatrance 3000s pinwheel pump\u003c\/b\u003e, this skimmer pulls a massive volume of air into its 8-inch reaction chamber, producing an ultra-dense cloud of micro-bubbles that traps dissolved organic compounds before they can break down into harmful nitrates and phosphates.\u003c\/p\u003e\u003cp\u003eConstructed from high-grade cast acrylic, the Classic 200-INT features a specialized hybrid cone body shape. This gradual taper minimizes internal water turbulence as bubbles rise, allowing the foam column to steadily pack and dry out before pushing over the rim into the collection cup. An integrated bubble plate diffuser ensures that the turbulent water rushing from the pump is evenly distributed and calmed at the base of the chamber. Equipped with a precision gate valve output for seamless water level adjustments and a quick-release collection cup, this internal workhorse offers superior reliability for serious marine systems.\u003c\/p\u003e\u003ch3\u003eKey Features:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eGenerous In-Sump Footprint:\u003c\/b\u003e Ideal for mid-to-large size sump filtration compartments with heavy biological filtration needs.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eAquatrance 3000s Pump:\u003c\/b\u003e Draws an impressive 800 L\/H of air while operating at an energy-efficient 20 Watts.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eBubble Diffuser Plate:\u003c\/b\u003e Reduces chaotic internal churning to maximize structural foam stability in the neck.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003ePrecision Gate Valve Control:\u003c\/b\u003e Raised adjustment assembly allows you to surgically dial in the internal water level without splashing.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eTwist \u0026amp; Lift Maintenance:\u003c\/b\u003e Secure neck seal design allows the collection cup to be removed easily for routine cleaning.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eBioload Handling:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eHeavy Bioload:\u003c\/b\u003e 160 Gallons\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eMedium Bioload:\u003c\/b\u003e 210 Gallons\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eLight Bioload:\u003c\/b\u003e 265 Gallons\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal For:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eReef and marine aquariums from 100 to 250 gallons needing a reliable, sump-based skimmer\u003c\/li\u003e\n\u003cli\u003eWell-stocked systems with heavy bioload where consistent skimmate production is a priority\u003c\/li\u003e\n\u003cli\u003eBuilds where a quiet, energy-efficient skimmer pump matters\u003c\/li\u003e\n\u003cli\u003eAquarists who want straightforward maintenance access via cup drain, quick-release neck, and union pump mount\u003c\/li\u003e\n\u003cli\u003eSumps with 7.5-8.5in of available water depth in the skimmer chamber\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePro Tips:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatch the skimmer to your actual bioload, not just tank volume. \u003c\/strong\u003eThe 200-INT is rated to 250 gallons under light bioload, but only 150 gallons under heavy load. A heavily stocked SPS or fish-only system at 200 gallons may push the skimmer harder than a lightly stocked mixed reef at the same volume. Size for what you actually keep.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse the cup drain daily.\u003c\/strong\u003e The collection cup drain makes it easy to empty skimmate without pulling the cup. Running a short piece of tubing from the drain to a waste container means you can empty the cup on a regular schedule without touching the skimmer, which keeps skimmate from overflowing back into the sump.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAllow break-in time before judging performance. \u003c\/strong\u003eNew acrylic skimmers and new pinwheel pumps typically take a few days to a week to stabilize foam production. The gate valve adjustment during break-in period requires patience — small changes have a large effect. Set it conservatively for the first week and dial in from there.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CoralVue","offers":[{"title":"Default Title","offer_id":47322740392105,"sku":"CLSC-200INT","price":473.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/4958\/0912\/files\/b3c2a9191ccbf6436040330feb41a666.jpg?v=1786227830","url":"https:\/\/worldwidecorals.com\/products\/clsc-200int","provider":"World Wide Corals","version":"1.0","type":"link"}