{"product_id":"icetube-13mm-flexi-pipe-heat-uv-reflective","title":"Icetube 13mm Flexi Pipe - Heat \u0026 UV reflective","description":"\u003csection class=\"gh-product-listing\"\u003e\n\u003ch2\u003eIcetube 13mm Flexi Pipe — Heat \u0026amp; UV Reflective Nutrient Tubing for Temperature Control\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e Growers running DWC or drip systems in warm conditions who want to keep nutrient temperatures stable without buying a chiller\u003c\/p\u003e\n\u003cdiv class=\"gh-our-thoughts\" role=\"note\" aria-label=\"Our thoughts\"\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eOur thoughts\u003c\/strong\u003e\u003cbr\u003eThis is one of those rare products that makes instant sense and actually delivers a noticeable difference. Swap standard black pipe for Icetube and your nutrient solution runs cooler, your roots stay healthier, and you've sidestepped one of hydro's most common headaches. Proper engineering, proper results.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eIcetube 13mm Flexi Pipe\u003c\/strong\u003e is a dual-core reflective nutrient line designed to lower the temperature of your feeding solution in hydroponic systems. The white outer layer reflects light and heat, while the black inner core protects against UV damage. It's a direct replacement for standard black irrigation pipe — same diameter, same fittings, same compatibility — but with a genuinely useful performance benefit that costs a fraction of an active chiller.\u003c\/p\u003e\n\u003cp\u003eThe problem it solves is straightforward: traditional black pipe absorbs heat and warms your nutrient solution. Once temperatures climb above 21°C, dissolved oxygen drops sharply and you're creating ideal conditions for root rot and pathogenic bacteria. Icetube typically delivers a 10–15% temperature reduction — roughly 2–3°C in real-world setups — using nothing but passive reflection. No electricity, no maintenance, no complications.\u003c\/p\u003e\n\u003ch3\u003eHow it compares\u003c\/h3\u003e\n\u003cp\u003eThere are three ways to manage nutrient temperature in hydroponics:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard black pipe\u003c\/strong\u003e — Absorbs heat, offers no temperature control. Cheapest option, most risk in warm conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIcetube reflective pipe\u003c\/strong\u003e — Passive cooling via white exterior and dual-core design. Mid-range cost, effective, no running costs. This one.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActive chiller units\u003c\/strong\u003e — Direct cooling, maximum control. Premium price point (£500+), ongoing electricity costs. Overkill for most growers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor most setups, Icetube sits in the sweet spot: affordable passive cooling that actually works.\u003c\/p\u003e\n\u003ch3\u003eUsage guidance\u003c\/h3\u003e\n\u003cp\u003eIcetube 13mm is a direct swap-in for standard irrigation tubing across hydroponic systems:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDeep water culture (DWC) systems\u003c\/strong\u003e\u003cbr\u003eUse as your main nutrient line from reservoir to air stone or distribution block. The 13mm diameter is standard for mid-range DWC setups. Temperature drop is most noticeable when the pipe runs through or near a light source.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDrip-feed and recirculating systems\u003c\/strong\u003e\u003cbr\u003eReplace standard black pipe throughout your feed lines. Use with standard connectors, tees, and elbows — no special fittings needed. The reflective benefit compounds across longer runs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003cbr\u003eIcetube cuts cleanly with sharp scissors or pipe cutters. Fittings warm slightly in hot water before pushing on — standard hydroponic practice. Tighten any compression fittings or sealing glands as you would with normal pipe.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlacement matters\u003c\/strong\u003e\u003cbr\u003eMaximum benefit comes from running the pipe through or near your grow lights, where heat absorption is highest. Even ambient heat in warm rooms shows measurable reduction.\u003c\/p\u003e\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDiameter: \u003cstrong\u003e13mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eConstruction: \u003cstrong\u003eDual-core flexible plastic — white reflective outer layer, black UV-protective inner core\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatible with: \u003cstrong\u003eStandard hydroponic connectors, tees, elbows, and fittings\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAvailable lengths: \u003cstrong\u003eSold per metre or in 30-metre rolls\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eTemperature reduction: \u003cstrong\u003eTypically 10–15% (roughly 2–3°C in practice)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eTypical performance: \u003cstrong\u003eKeeps nutrient solution at 18°C range in moderate conditions\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMaterial: \u003cstrong\u003eUK-manufactured, food-grade flexible plastic\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBrand heritage: \u003cstrong\u003eIcetube (formerly Iceline), developed 2014, continued to highest UK standards\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho this is for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDWC growers struggling with warm water conditions or root disease\u003c\/li\u003e\n\u003cli\u003eGrowers in southern UK or warm climates where ambient heat is a constant factor\u003c\/li\u003e\n\u003cli\u003eAnyone running drip systems and noticing algae or bacterial growth in visible pipework\u003c\/li\u003e\n\u003cli\u003eExperienced hydro users who know that lower nutrient temps = fewer problems\u003c\/li\u003e\n\u003cli\u003eThose who've experienced root rot or Pythium and want a simple preventative\u003c\/li\u003e\n\u003cli\u003eBudget-conscious growers who can't justify chiller costs but need temperature control\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAlso worth considering if you're buying a new hydroponic system and have the option to spec Icetube from the start — it's often supplied as OEM tubing in quality commercial kits.\u003c\/p\u003e\n\u003ch3\u003eOur take\u003c\/h3\u003e\n\u003cp\u003eThis is proper engineering solving a real problem in hydroponics. Lower nutrient temperatures mean healthier roots, better dissolved oxygen, and measurably fewer disease issues. Icetube delivers that passively, costs next to nothing to run, and installs in minutes.\u003c\/p\u003e\n\u003cp\u003eIf you're running DWC or drip systems and heat's becoming a concern — or you're just serious about keeping your reservoir stable — this is worth picking up while clearance stock lasts. One of the few accessories that genuinely makes a difference, day in, day out.\u003c\/p\u003e\n\u003c\/section\u003e","brand":"ICETUBE","offers":[{"title":"Per Metre","offer_id":47916124078250,"sku":"89280","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0053\/5540\/5400\/files\/icetube_13mm.jpg?v=1769187977","url":"https:\/\/growershouse.co.uk\/products\/icetube-13mm-flexi-pipe-heat-uv-reflective","provider":"Growers House ","version":"1.0","type":"link"}