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.bta-mbv-wrap{justify-content:flex-start;text-align:left}}\n@media(prefers-reduced-motion:reduce){.bta-mbv-page *,.bta-mbv-page *:before,.bta-mbv-page *:after{animation-duration:.001ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.001ms!important}.bta-mbv-card:hover,.bta-mbv-button:hover{transform:none}}\n\u003c\/style\u003e\n\n\u003cdiv class=\"bta-mbv-page\"\u003e\n\n\u003csection class=\"bta-mbv-hero\" aria-labelledby=\"mbv-title\"\u003e\n\u003cdiv class=\"bta-mbv-wrap bta-mbv-hero-grid\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"bta-mbv-kicker\"\u003eBTA fine bubble aeration\u003c\/div\u003e\n\u003ch1 id=\"mbv-title\"\u003eMBV \u003cspan\u003eMicro Bubble Venturi\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp class=\"bta-mbv-lead\"\u003eAn optimised venturi aerator generating milli \u003cstrong\u003eand\u003c\/strong\u003e micro bubbles from 60 µm to 2 mm. No compressor required — air is drawn naturally into the water stream for efficient gas transfer in aquariums, aquaculture and RAS.\u003c\/p\u003e\n\u003cdiv class=\"bta-mbv-stat-row\" aria-label=\"Key specifications\"\u003e\n\u003cdiv class=\"bta-mbv-stat\"\u003e\n\u003cstrong\u003e60 µm–2 mm\u003c\/strong\u003e\u003csmall\u003ebubble range\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bta-mbv-stat\"\u003e\n\u003cstrong\u003e5–70 m³\/h\u003c\/strong\u003e\u003csmall\u003eflow range\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bta-mbv-stat\"\u003e\n\u003cstrong\u003eUp to 4\u003c\/strong\u003e\u003csmall\u003eoutlet versions\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bta-mbv-hero-media\"\u003e\n\u003cdiv class=\"bta-vortex\"\u003e\n\u003cdiv class=\"bta-vortex-label\"\u003eVenturi core\u003c\/div\u003e\n\u003cdiv class=\"bta-vortex-sub\"\u003e\n\u003cstrong\u003eWater in → air drawn in naturally →\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003emilli\u003c\/em\u003e \u003cspan\u003e+\u003c\/span\u003e \u003cb\u003emicro\u003c\/b\u003e bubbles out\u003cbr\u003e\u003csmall\u003e60 µm to 2 mm · no compressor needed\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"bta-mbv-announcement\" aria-label=\"Product highlights\"\u003e\n\u003cdiv class=\"bta-mbv-wrap\"\u003e\n\u003cspan class=\"bta-mbv-badge bta-mbv-badge--copper\"\u003eSelf-aspirating venturi\u003c\/span\u003e\u003cstrong\u003eMilli + Micro Bubbles · 60 µm to 2 mm\u003c\/strong\u003e\u003cspan class=\"bta-mbv-badge bta-mbv-badge--violet\"\u003eMultiple outlet versions\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"bta-mbv-trust\" aria-label=\"Product benefits\"\u003e\u003cdiv class=\"bta-mbv-wrap bta-mbv-trust-row\"\u003e\n\u003cspan class=\"bta-mbv-trust-item\"\u003e\u003cb aria-hidden=\"true\"\u003e✓\u003c\/b\u003e No compressor required\u003c\/span\u003e\u003cspan class=\"bta-mbv-trust-item\"\u003e\u003cb aria-hidden=\"true\"\u003e✓\u003c\/b\u003e Milli + micro bubble mix\u003c\/span\u003e\u003cspan class=\"bta-mbv-trust-item\"\u003e\u003cb aria-hidden=\"true\"\u003e✓\u003c\/b\u003e O₂ and O₃ compatible\u003c\/span\u003e\u003cspan class=\"bta-mbv-trust-item\"\u003e\u003cb aria-hidden=\"true\"\u003e✓\u003c\/b\u003e Metric + imperial plumbing options\u003c\/span\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\n\u003csection class=\"bta-mbv-intro\"\u003e\u003cdiv class=\"bta-mbv-wrap\"\u003e\u003cdiv class=\"bta-mbv-intro-box\"\u003e\n\u003cstrong\u003eThe MBV Micro Bubble Venturi is an optimised venturi aerator\u003c\/strong\u003e that uses the energy of your existing water pump to draw air naturally into the flow and shear it into a full spectrum of fine bubbles — milibubbles from 100 µm to 2 mm and microbubbles from 60 to 100 µm. It is the venturi counterpart to our \u003ca href=\"\/collections\/nanobubbles\"\u003eNBN Nano Bubble Nozzle\u003c\/a\u003e range, delivering approximately half the gas transfer rate of the equivalent NBN model at the same water flow — with the simplicity of a self-aspirating design that needs no air compressor.\u003c\/div\u003e\u003c\/div\u003e\u003c\/section\u003e\n\n\u003csection class=\"bta-mbv-section bta-mbv-section--panel\" aria-labelledby=\"difference-title\"\u003e\n\u003cdiv class=\"bta-mbv-wrap\"\u003e\n\u003cdiv class=\"bta-mbv-label\"\u003eThe MBV difference\u003c\/div\u003e\n\u003ch2 id=\"difference-title\" class=\"bta-mbv-section-title\"\u003eWhy a venturi \u003cspan\u003eaerator?\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cdiv class=\"bta-mbv-card-grid\"\u003e\n\u003carticle class=\"bta-mbv-card\"\u003e\u003cdiv class=\"bta-mbv-icon\" aria-hidden=\"true\"\u003e🌀\u003c\/div\u003e\n\u003ch3\u003eSelf-aspirating\u003c\/h3\u003e\n\u003cp\u003eThe venturi core accelerates water through a restriction, dropping pressure and drawing air in naturally through the suction port. No air compressor, blower or extra power draw.\u003c\/p\u003e\u003c\/article\u003e\n\u003carticle class=\"bta-mbv-card\"\u003e\u003cdiv class=\"bta-mbv-icon\" aria-hidden=\"true\"\u003e🫧\u003c\/div\u003e\n\u003ch3\u003eMilli + micro bubble mix\u003c\/h3\u003e\n\u003cp\u003eGenerates the full fine bubble spectrum — milibubbles from 100 µm to 2 mm for rapid gas exchange, plus microbubbles from 60 to 100 µm for longer in-water dwell time.\u003c\/p\u003e\u003c\/article\u003e\n\u003carticle class=\"bta-mbv-card\"\u003e\u003cdiv class=\"bta-mbv-icon\" aria-hidden=\"true\"\u003e🔧\u003c\/div\u003e\n\u003ch3\u003ePlumbing flexible\u003c\/h3\u003e\n\u003cp\u003eAvailable in a range of inlet and outlet sizes across metric and imperial-compatible dimensions, with single and multiple outlet versions to suit your manifold layout.\u003c\/p\u003e\u003c\/article\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"bta-mbv-section\" aria-labelledby=\"features-title\"\u003e\n\u003cdiv class=\"bta-mbv-wrap\"\u003e\n\u003cdiv class=\"bta-mbv-label\"\u003eFeatures\u003c\/div\u003e\n\u003ch2 id=\"features-title\" class=\"bta-mbv-section-title\"\u003eBuilt for \u003cspan\u003ereal systems\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cdiv class=\"bta-mbv-card-grid\"\u003e\n\u003carticle class=\"bta-mbv-card\"\u003e\u003cdiv class=\"bta-mbv-icon\" aria-hidden=\"true\"\u003e⚡\u003c\/div\u003e\n\u003ch3\u003eNo compressor\u003c\/h3\u003e\n\u003cp\u003eAir is drawn in by water flow alone — one pump does all the work.\u003c\/p\u003e\u003c\/article\u003e\n\u003carticle class=\"bta-mbv-card\"\u003e\u003cdiv class=\"bta-mbv-icon\" aria-hidden=\"true\"\u003e🧪\u003c\/div\u003e\n\u003ch3\u003eO₂ and O₃ ready\u003c\/h3\u003e\n\u003cp\u003eThe suction port accepts atmospheric air or an oxygen or ozone gas supply.\u003c\/p\u003e\u003c\/article\u003e\n\u003carticle class=\"bta-mbv-card\"\u003e\u003cdiv class=\"bta-mbv-icon\" aria-hidden=\"true\"\u003e📐\u003c\/div\u003e\n\u003ch3\u003eMultiple outlets\u003c\/h3\u003e\n\u003cp\u003eTwo and three\/four outlet versions distribute bubbles across wider tanks or multiple cells.\u003c\/p\u003e\u003c\/article\u003e\n\u003carticle class=\"bta-mbv-card\"\u003e\u003cdiv class=\"bta-mbv-icon\" aria-hidden=\"true\"\u003e🔩\u003c\/div\u003e\n\u003ch3\u003eFlexible connection\u003c\/h3\u003e\n\u003cp\u003eThreaded and solvent-weld options in sizes matching common metric and imperial pipework.\u003c\/p\u003e\u003c\/article\u003e\n\u003carticle class=\"bta-mbv-card\"\u003e\u003cdiv class=\"bta-mbv-icon\" aria-hidden=\"true\"\u003e🌊\u003c\/div\u003e\n\u003ch3\u003eAquaculture grade\u003c\/h3\u003e\n\u003cp\u003eDesigned for aquarium, aquaculture and RAS duty in fresh and salt water.\u003c\/p\u003e\u003c\/article\u003e\n\u003carticle class=\"bta-mbv-card\"\u003e\u003cdiv class=\"bta-mbv-icon\" aria-hidden=\"true\"\u003e🧭\u003c\/div\u003e\n\u003ch3\u003eSimple install\u003c\/h3\u003e\n\u003cp\u003eIn-line fitting with standard hose and valve accessories; no specialist tools.\u003c\/p\u003e\u003c\/article\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"bta-mbv-section bta-mbv-section--panel\" aria-labelledby=\"spec-title\"\u003e\n\u003cdiv class=\"bta-mbv-wrap\"\u003e\n\u003cdiv class=\"bta-mbv-label\"\u003eSpecifications\u003c\/div\u003e\n\u003ch2 id=\"spec-title\" class=\"bta-mbv-section-title\"\u003eThe full \u003cspan\u003eMBV range\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cdiv class=\"bta-mbv-table-scroll\"\u003e\n\u003ctable class=\"bta-mbv-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eFlow Rate\u003c\/th\u003e\n\u003cth\u003eInlet\u003c\/th\u003e\n\u003cth\u003eOutlet(s)\u003c\/th\u003e\n\u003cth\u003eO₃ GTR (L\/h)\u003c\/th\u003e\n\u003cth\u003eO₂ GTR (g\/h)\u003c\/th\u003e\n\u003cth\u003eNat. Air O₂ GTR\u003cbr\u003e\u003cspan style=\"font-weight:400;font-size:.82em;opacity:.85;\"\u003e10–25 ppt\u003c\/span\u003e\n\u003c\/th\u003e\n\u003cth\u003eNat. Air O₂ GTR\u003cbr\u003e\u003cspan style=\"font-weight:400;font-size:.82em;opacity:.85;\"\u003eFreshwater\u003c\/span\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMBV05-1\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 m³\/h\u003c\/td\u003e\n\u003ctd\u003e½\"\u003c\/td\u003e\n\u003ctd\u003e½\" \/ ¾\" \/ 1\" \/ 1¼\"\u003c\/td\u003e\n\u003ctd\u003e22–68*\u003c\/td\u003e\n\u003ctd\u003e20–60*\u003c\/td\u003e\n\u003ctd\u003e16–19*\u003c\/td\u003e\n\u003ctd\u003e12–15*\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMBV10-1\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 m³\/h\u003c\/td\u003e\n\u003ctd\u003e1\"\u003c\/td\u003e\n\u003ctd\u003e¾\" \/ 1\" \/ 1½\" \/ 2\"\u003c\/td\u003e\n\u003ctd\u003e44–131*\u003c\/td\u003e\n\u003ctd\u003e38–119*\u003c\/td\u003e\n\u003ctd\u003e34–40*\u003c\/td\u003e\n\u003ctd\u003e26–31*\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMBV20-1\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 m³\/h\u003c\/td\u003e\n\u003ctd\u003e2\"\u003c\/td\u003e\n\u003ctd\u003e1½\"\u003c\/td\u003e\n\u003ctd\u003e80–240\u003c\/td\u003e\n\u003ctd\u003e70–260\u003c\/td\u003e\n\u003ctd\u003e50–60\u003c\/td\u003e\n\u003ctd\u003e35–45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMBV30-1\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30 m³\/h\u003c\/td\u003e\n\u003ctd\u003eDN80\u003c\/td\u003e\n\u003ctd\u003e2\"\u003c\/td\u003e\n\u003ctd\u003e120–360\u003c\/td\u003e\n\u003ctd\u003e105–315\u003c\/td\u003e\n\u003ctd\u003e85–100\u003c\/td\u003e\n\u003ctd\u003e60–70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMBV50-1\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 m³\/h\u003c\/td\u003e\n\u003ctd\u003eDN80 or 4\"\u003c\/td\u003e\n\u003ctd\u003eDN80 or 2\"\u003c\/td\u003e\n\u003ctd\u003e225–675\u003c\/td\u003e\n\u003ctd\u003e200–600\u003c\/td\u003e\n\u003ctd\u003e145–155\u003c\/td\u003e\n\u003ctd\u003e95–105\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMBV70-1\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e70 m³\/h\u003c\/td\u003e\n\u003ctd\u003e4\" or DN80\u003c\/td\u003e\n\u003ctd\u003eDN80\u003c\/td\u003e\n\u003ctd\u003e310–905*\u003c\/td\u003e\n\u003ctd\u003e270–835*\u003c\/td\u003e\n\u003ctd\u003e198–245*\u003c\/td\u003e\n\u003ctd\u003e132–182*\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMBV30-2\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30 m³\/h\u003c\/td\u003e\n\u003ctd\u003eDN80\u003c\/td\u003e\n\u003ctd\u003e2\" + 2\"\u003c\/td\u003e\n\u003ctd\u003e120–360\u003c\/td\u003e\n\u003ctd\u003e105–315\u003c\/td\u003e\n\u003ctd\u003e85–100\u003c\/td\u003e\n\u003ctd\u003e60–70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMBV50-2\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 m³\/h\u003c\/td\u003e\n\u003ctd\u003e4\" or DN80\u003c\/td\u003e\n\u003ctd\u003e2\" + 2\"\u003c\/td\u003e\n\u003ctd\u003e225–675\u003c\/td\u003e\n\u003ctd\u003e200–600\u003c\/td\u003e\n\u003ctd\u003e145–155\u003c\/td\u003e\n\u003ctd\u003e95–105\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMBV70-2\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e70 m³\/h\u003c\/td\u003e\n\u003ctd\u003e4\" or DN80\u003c\/td\u003e\n\u003ctd\u003eDN80 + DN80\u003c\/td\u003e\n\u003ctd\u003e310–905*\u003c\/td\u003e\n\u003ctd\u003e270–835*\u003c\/td\u003e\n\u003ctd\u003e198–245*\u003c\/td\u003e\n\u003ctd\u003e132–182*\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMBV30-4\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30 m³\/h\u003c\/td\u003e\n\u003ctd\u003eDN80\u003c\/td\u003e\n\u003ctd\u003e2\" × 4\u003c\/td\u003e\n\u003ctd\u003e120–360\u003c\/td\u003e\n\u003ctd\u003e105–315\u003c\/td\u003e\n\u003ctd\u003e85–100\u003c\/td\u003e\n\u003ctd\u003e60–70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMBV50-3\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 m³\/h\u003c\/td\u003e\n\u003ctd\u003e4\" or DN80\u003c\/td\u003e\n\u003ctd\u003eDN80 × 3\u003c\/td\u003e\n\u003ctd\u003e225–675\u003c\/td\u003e\n\u003ctd\u003e200–600\u003c\/td\u003e\n\u003ctd\u003e145–155\u003c\/td\u003e\n\u003ctd\u003e95–105\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMBV70-3\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e70 m³\/h\u003c\/td\u003e\n\u003ctd\u003e4\"\u003c\/td\u003e\n\u003ctd\u003eDN80 × 3\u003c\/td\u003e\n\u003ctd\u003e310–905*\u003c\/td\u003e\n\u003ctd\u003e270–835*\u003c\/td\u003e\n\u003ctd\u003e198–245*\u003c\/td\u003e\n\u003ctd\u003e132–182*\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"bta-mbv-table-note\"\u003e* Interpolated from neighbouring NBN models. GTR at 50% of the equivalent NBN nozzle.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"bta-mbv-section\" aria-labelledby=\"connections-title\"\u003e\n\u003cdiv class=\"bta-mbv-wrap\"\u003e\n\u003cdiv class=\"bta-mbv-label\"\u003eConnections and options\u003c\/div\u003e\n\u003ch2 id=\"connections-title\" class=\"bta-mbv-section-title\"\u003ePlumbing \u003cspan\u003emade simple\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cdiv class=\"bta-mbv-option-grid\"\u003e\n\u003cdiv class=\"bta-mbv-option\"\u003e\n\u003ch3\u003eImperial SCH40\u003c\/h3\u003e\n\u003cp\u003e½\" · ¾\" · 1\" · 1¼\" · 1½\" · 2\" · 4\" — standard SCH40 fittings fit directly.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bta-mbv-option\"\u003e\n\u003ch3\u003eMetric DN80\u003c\/h3\u003e\n\u003cp\u003eDN80 connections suit metric pressure pipe or DWV.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bta-mbv-option\"\u003e\n\u003ch3\u003eMultiple outlets\u003c\/h3\u003e\n\u003cp\u003eTwo, three and four-outlet versions for wider tanks and multi-cell distribution.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bta-mbv-option\"\u003e\n\u003ch3\u003eAir hose and valve\u003c\/h3\u003e\n\u003cp\u003e2 m air hose and suction valve included with every unit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"bta-mbv-section bta-mbv-section--panel\" aria-labelledby=\"crosssell-title\"\u003e\n\u003cdiv class=\"bta-mbv-wrap\"\u003e\n\u003cdiv class=\"bta-mbv-label\"\u003eComplete the system\u003c\/div\u003e\n\u003ch2 id=\"crosssell-title\" class=\"bta-mbv-section-title\"\u003ePairs well \u003cspan\u003ewith\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cdiv class=\"bta-mbv-crosssell\"\u003e\n\u003cdiv class=\"bta-mbv-crosssell-card\"\u003e\n\u003ch3\u003eNBN Nano Bubble Nozzle\u003c\/h3\u003e\n\u003cp\u003eNeed the full nano bubble performance? The NBN range delivers approximately double the gas transfer rate of the equivalent MBV at the same water flow. \u003ca class=\"bta-mbv-link\" href=\"\/collections\/nanobubbles\"\u003eView the NBN range\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bta-mbv-crosssell-card\"\u003e\n\u003ch3\u003eOzone generators\u003c\/h3\u003e\n\u003cp\u003eThe MBV suction port accepts ozone gas for oxidation and disinfection duty. Contact us for compatible O₃ supply options.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"bta-mbv-section\" aria-labelledby=\"included-title\"\u003e\n\u003cdiv class=\"bta-mbv-wrap\"\u003e\n\u003cdiv class=\"bta-mbv-label\"\u003eWhat is included\u003c\/div\u003e\n\u003ch2 id=\"included-title\" class=\"bta-mbv-section-title\"\u003eIn the \u003cspan\u003ebox\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cdiv class=\"bta-mbv-included\"\u003e\n\u003carticle class=\"bta-mbv-card\"\u003e\u003ch4\u003eMBV aerator body\u003c\/h4\u003e\n\u003cp\u003eVenturi aerator in your selected size and outlet configuration.\u003c\/p\u003e\u003c\/article\u003e\n\u003carticle class=\"bta-mbv-card\"\u003e\u003ch4\u003eAir hose\u003c\/h4\u003e\n\u003cp\u003e2 m air hose included with each unit.\u003c\/p\u003e\u003c\/article\u003e\n\u003carticle class=\"bta-mbv-card\"\u003e\u003ch4\u003eAir valve\u003c\/h4\u003e\n\u003cp\u003eSuction-side air valve for gas flow regulation.\u003c\/p\u003e\u003c\/article\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"bta-mbv-section bta-mbv-section--panel\" aria-labelledby=\"upgrade-title\"\u003e\n\u003cdiv class=\"bta-mbv-wrap\"\u003e\n\u003cdiv class=\"bta-mbv-label\"\u003eChoosing your model\u003c\/div\u003e\n\u003ch2 id=\"upgrade-title\" class=\"bta-mbv-section-title\"\u003eWhich MBV is \u003cspan\u003eright?\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cdiv class=\"bta-mbv-upgrade\"\u003e\n\u003carticle class=\"bta-mbv-card\"\u003e\u003ch3\u003eMatch flow to your pump\u003c\/h3\u003e\n\u003cp\u003eSelect the MBV model whose rated flow (5–70 m³\/h) matches your pump\\'s circulation rate at operating head. If your system sits between models, size up for headroom. Multiple outlet versions suit wider tanks or multi-cell distribution — gas transfer stays the same because total flow is unchanged. Pump recommendations are application-specific — contact us with your system volume and pump details for sizing.\u003c\/p\u003e\u003c\/article\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"bta-mbv-section bta-mbv-section--deep\" aria-labelledby=\"faq-title\"\u003e\n\u003cdiv class=\"bta-mbv-wrap\"\u003e\n\u003cdiv class=\"bta-mbv-label\"\u003eFAQ\u003c\/div\u003e\n\u003ch2 id=\"faq-title\" class=\"bta-mbv-section-title\"\u003eCommon \u003cspan\u003equestions\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cdetails class=\"bta-mbv-details\"\u003e\u003csummary\u003eDo I need an air compressor?\u003c\/summary\u003e\u003cp\u003eNo. The MBV is self-aspirating — the venturi draws air naturally from atmosphere using only the energy of your water pump.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"bta-mbv-details\"\u003e\u003csummary\u003eWhat bubble sizes does it produce?\u003c\/summary\u003e\u003cp\u003eA full fine bubble spectrum: milibubbles from 100 µm to 2 mm and microbubbles from 60 to 100 µm.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"bta-mbv-details\"\u003e\u003csummary\u003eHow does it compare to the NBN nozzle?\u003c\/summary\u003e\u003cp\u003eAt the same water flow rate, the MBV delivers approximately 50% of the gas transfer rate of the equivalent NBN Nano Bubble Nozzle. The trade-off is simplicity: no compressor, no gas supply equipment.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"bta-mbv-details\"\u003e\u003csummary\u003eCan I run oxygen or ozone through it?\u003c\/summary\u003e\u003cp\u003eYes. The suction port accepts atmospheric air, oxygen or ozone gas supply. Use appropriate gas-rated fittings for O₂\/O₃ service.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"bta-mbv-details\"\u003e\u003csummary\u003eWhat pipe sizes does it connect to?\u003c\/summary\u003e\u003cp\u003e½\" through 4\" SCH40 imperial, plus DN80 metric. See the specification table above.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"bta-mbv-details\"\u003e\u003csummary\u003eWhich model should I choose?\u003c\/summary\u003e\u003cp\u003eMatch the rated flow to your pump\\'s circulation rate. For help sizing, contact Biotech Aquatica with your system volume and pump details.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"bta-mbv-section\" aria-labelledby=\"notsure-title\"\u003e\n\u003cdiv class=\"bta-mbv-wrap\"\u003e\n\u003cdiv class=\"bta-mbv-cta\"\u003e\n\u003ch2 id=\"notsure-title\"\u003eNot sure which model?\u003c\/h2\u003e\n\u003cp\u003eWe are happy to help you size the right MBV for your system. Send us your system volume, pump details and target gas transfer and we will recommend the right model and outlet configuration.\u003c\/p\u003e\n\u003ca class=\"bta-mbv-button bta-mbv-button--ocean\" href=\"\/pages\/contact\"\u003eContact us for sizing\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"bta-mbv-trade\" aria-labelledby=\"trade-title\"\u003e\n\u003cdiv class=\"bta-mbv-wrap\"\u003e\n\u003ch2 id=\"trade-title\"\u003eWholesale and \u003cspan\u003etrade enquiries\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eBiotech Aquatica supplies the MBV Micro Bubble Venturi range to aquarium retailers, aquaculture operations and RAS integrators across Australia. Trade pricing and volume arrangements available.\u003c\/p\u003e\n\u003ca class=\"bta-mbv-button\" href=\"\/pages\/contact\"\u003eGet trade pricing\u003c\/a\u003e\n\u003cp class=\"bta-small\"\u003eBiotech Aquatica · www.btaqua.com.au\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003c\/div\u003e\n","brand":"Biotech Aquatica ","offers":[{"title":"MBV05 Micro Bubble Venturi 5m3\/hr","offer_id":50533221761266,"sku":"MBV05","price":205.0,"currency_code":"AUD","in_stock":true},{"title":"MBV10 Micro Bubble Venturi 10m3\/hr","offer_id":50533221794034,"sku":"MBV10","price":210.0,"currency_code":"AUD","in_stock":true},{"title":"MBV20 Micro Bubble Venturi 20m3\/hr","offer_id":50533221826802,"sku":"MBV20","price":235.0,"currency_code":"AUD","in_stock":true},{"title":"MBV30 Micro Bubble Venturi 30m3\/hr","offer_id":50533221859570,"sku":"MBV30","price":305.0,"currency_code":"AUD","in_stock":true},{"title":"MBV50 Micro Bubble Venturi 50m3\/hr","offer_id":50533221892338,"sku":"MBV50","price":335.0,"currency_code":"AUD","in_stock":true},{"title":"MBV70 Micro Bubble Venturi 70m3\/hr","offer_id":50533221925106,"sku":"MBV70","price":415.0,"currency_code":"AUD","in_stock":true},{"title":"MBV30-2 Micro Bubble Venturi 30m3\/hr - double outlet","offer_id":50533221957874,"sku":"MBV30-2","price":380.0,"currency_code":"AUD","in_stock":true},{"title":"MBV50-2 Micro Bubble Venturi 50m3\/hr - double outlet","offer_id":50533221990642,"sku":"MBV50-2","price":460.0,"currency_code":"AUD","in_stock":true},{"title":"MBV70-2 Micro Bubble Venturi 70m3\/hr - double outlet","offer_id":50533222023410,"sku":"MBV70-2","price":520.0,"currency_code":"AUD","in_stock":true},{"title":"MBV30-4 Micro Bubble Venturi 30m3\/hr - 4 outlet","offer_id":50533222056178,"sku":"MBV30-4","price":380.0,"currency_code":"AUD","in_stock":true},{"title":"MBV50-3 Micro Bubble Venturi 50m3\/hr - 3 outlet","offer_id":50533222088946,"sku":"MBV50-3","price":545.0,"currency_code":"AUD","in_stock":true},{"title":"MBV70-3 Micro Bubble Venturi 70m3\/hr - 3 outlet","offer_id":50533222121714,"sku":"MBV70-3","price":685.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/5200\/4338\/files\/MBV1_2c419627-5e5b-4eb2-96d4-3e5c5f08cfc5.jpg?v=1790235396","url":"https:\/\/www.btaqua.com.au\/products\/mbv-micro-bubble-venturi","provider":"Biotech Aquatica ","version":"1.0","type":"link"}