{"product_id":"aqua-medic-regulation-valve","title":"Aqua Medic Regulation Valve - For air \u0026 water","description":"\u003cp\u003e\u003cstrong\u003eFine-tune flow without swapping fittings.\u003c\/strong\u003e The Aqua Medic Regulation Valve is an adjustable inline valve for aquarium tubing, rated for both air and water, so the same fitting works whether you're trimming an airline to a reactor or throttling a drip line. It's sold as a pack of two, in four sizes to match tubing from 4mm up to 22mm.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir and water rated\u003c\/strong\u003e — one valve design works on airline tubing and on water lines, so you don't need to stock two different parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour tubing sizes\u003c\/strong\u003e — 4-6mm, 12-14mm, 16-18mm and 20-22mm, covering everything from small airline to larger drain and supply tubing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack of two\u003c\/strong\u003e — enough for a supply and return line, or two separate flow points, from one purchase.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable plastic construction\u003c\/strong\u003e — built for long-term use inline on a running system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003eTubing fit\u003c\/th\u003e\n\u003cth\u003ePack quantity\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSmall\u003c\/td\u003e\n\u003ctd\u003e4-6mm\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMedium\u003c\/td\u003e\n\u003ctd\u003e12-14mm\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLarge\u003c\/td\u003e\n\u003ctd\u003e16-18mm\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExtra large\u003c\/td\u003e\n\u003ctd\u003e20-22mm\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSuitable for, and not suitable for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuitable for:\u003c\/strong\u003e fine flow adjustment on airline to skimmers, reactors and air stones, and on water lines such as drip acclimation or dosing top-off tubing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e use as a primary shut-off on pressurised plumbing — it's a flow-trimming valve, not a full isolation valve rated for high pressure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhich size do I need?\u003c\/h3\u003e\n\u003cp\u003eMeasure the outside or inside diameter of the tubing you're fitting it to and match it against the size range above — a valve that's too loose won't seal, and one that's too tight can crack the tubing as you push it on.\u003c\/p\u003e\n\u003ch3\u003eWarranty and delivery\u003c\/h3\u003e\n\u003cp\u003eCovered by the manufacturer's warranty in addition to your rights under the Australian Consumer Law. Standard delivery — a small, lightweight accessory item.\u003c\/p\u003e\n\u003ch3\u003eCommon questions\u003c\/h3\u003e\n\u003ch4\u003eCan I use this on my CO2 line?\u003c\/h4\u003e\n\u003cp\u003eIt's rated for general air and water flow rather than pressurised gas systems — for CO2, use a dedicated needle valve designed for that pressure range.\u003c\/p\u003e\n\u003ch4\u003eDoes it fully shut off flow?\u003c\/h4\u003e\n\u003cp\u003eIt's designed to trim and adjust flow rate rather than provide a hard seal — for a complete shut-off, pair it with a dedicated isolation valve.\u003c\/p\u003e\n\u003ch4\u003eWhich size fits standard airline tubing?\u003c\/h4\u003e\n\u003cp\u003eMost standard 4mm aquarium airline fits the 4-6mm size — check your tubing's outside diameter if you're unsure.\u003c\/p\u003e","brand":"Aqua Medic","offers":[{"title":"4-6mm (2pcs)","offer_id":55285033763107,"sku":"AM41140","price":16.95,"currency_code":"AUD","in_stock":false},{"title":"12-14mm (2pcs)","offer_id":55335402078499,"sku":"AM41142","price":23.95,"currency_code":"AUD","in_stock":false},{"title":"16-18mm (2pcs)","offer_id":55335402111267,"sku":"AM41143","price":26.95,"currency_code":"AUD","in_stock":false},{"title":"20-22mm (2pcs)","offer_id":55335402144035,"sku":"AM41144","price":29.95,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/7236\/5347\/files\/AM41140.jpg?v=1786073129","url":"https:\/\/nicksaquariumoceanariumterrarium.com.au\/products\/aqua-medic-regulation-valve","provider":"Nicks Aquarium Oceanarium Terrarium","version":"1.0","type":"link"}