{"product_id":"white-double-wall-hydroponic-irrigation-tubing","title":"White Double Wall Hydroponic Irrigation Tubing","description":"\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003e\n\u003cspan role=\"text\"\u003e\u003cstrong\u003eWhite Double Wall Hydroponic Irrigation Tubing – Cooltube, Ice Line \u0026amp; Ice Tube\u003c\/strong\u003e\u003c\/span\u003e\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eWhite Double Wall Hydroponic Irrigation Tubing\u003c\/strong\u003e is designed for growers who want to reduce unnecessary heat and light exposure throughout their irrigation system. Featuring a \u003cstrong\u003ereflective white outer layer and light-blocking black inner layer\u003c\/strong\u003e, this specialised tubing offers a significant advantage over conventional black irrigation pipe in warm grow rooms, greenhouses and high-intensity lighting environments.\u003c\/p\u003e\n\u003cp\u003eCommonly known throughout the hydroponics industry as \u003cstrong\u003eCooltube, Ice Line, Iceline, Ice Tube, Cool Tube, Cool Pipe or Multiflow Kool Tube\u003c\/strong\u003e, this style of tubing is ideal for carrying water and nutrient solution between reservoirs, pumps, manifolds, drippers and other irrigation components.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003e8mm variant is commonly known as Cooltube\u003c\/strong\u003e, while larger sizes provide the same heat-reflective, light-blocking advantages for higher-volume irrigation and main feed lines.\u003c\/p\u003e\n\u003cp\u003eFor Australian hydroponic growers dealing with warm conditions, exposed irrigation lines and powerful grow lighting, white double wall tubing is a simple upgrade that can help create a \u003cstrong\u003ecooler, cleaner and more stable irrigation system\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eDouble wall hydroponic irrigation tubing\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eReflective \u003cstrong\u003ewhite outer layer\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eOpaque \u003cstrong\u003eblack inner layer\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eHelps reduce heat absorption compared with conventional black tubing\u003c\/li\u003e\n\u003cli\u003eBlocks light from penetrating the irrigation line\u003c\/li\u003e\n\u003cli\u003eHelps discourage algae growth inside tubing\u003c\/li\u003e\n\u003cli\u003eIdeal for nutrient and water delivery\u003c\/li\u003e\n\u003cli\u003eExcellent for exposed irrigation lines\u003c\/li\u003e\n\u003cli\u003eSuitable for hydroponic systems\u003c\/li\u003e\n\u003cli\u003eSuitable for automated irrigation\u003c\/li\u003e\n\u003cli\u003eUseful in grow rooms and greenhouses\u003c\/li\u003e\n\u003cli\u003eFlexible construction for easy system layouts\u003c\/li\u003e\n\u003cli\u003eCompatible with appropriately sized irrigation fittings\u003c\/li\u003e\n\u003cli\u003eAvailable in multiple diameter variants\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e8mm variant commonly known as Cooltube\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eAlso known as \u003cstrong\u003eIce Line, Iceline, Ice Tube, Cool Pipe and Kool Tube\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCan be cut to the required length\u003c\/li\u003e\n\u003cli\u003eIdeal for replacing conventional black irrigation lines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhite Outside. Black Inside.\u003c\/h2\u003e\n\u003cp\u003eThe effectiveness of this tubing comes from its simple \u003cstrong\u003etwo-layer construction\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eReflective White Outer Layer\u003c\/h3\u003e\n\u003cp\u003eThe external white surface reflects considerably more radiant energy than conventional black irrigation tubing.\u003c\/p\u003e\n\u003cp\u003eThis is especially useful when pipework is exposed to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLED grow lights\u003c\/li\u003e\n\u003cli\u003eHID grow lights\u003c\/li\u003e\n\u003cli\u003eDirect greenhouse sunlight\u003c\/li\u003e\n\u003cli\u003eWarm grow rooms\u003c\/li\u003e\n\u003cli\u003eHot equipment areas\u003c\/li\u003e\n\u003cli\u003eHigh ambient temperatures\u003c\/li\u003e\n\u003cli\u003eAustralian summer conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRather than allowing the irrigation line to become another dark surface absorbing radiant heat, the white exterior helps reduce unnecessary heat gain.\u003c\/p\u003e\n\u003ch3\u003eLight-Blocking Black Inner Layer\u003c\/h3\u003e\n\u003cp\u003eThe inside of the tubing remains \u003cstrong\u003eblack and opaque\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis is important because simply using translucent or inadequately opaque white tubing could allow light into the nutrient solution.\u003c\/p\u003e\n\u003cp\u003eThe black inner wall blocks light penetration, helping maintain a dark environment inside the irrigation line.\u003c\/p\u003e\n\u003cp\u003eThe concept is simple:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhite Outside = Reflect Heat\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBlack Inside = Block Light\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eWhy Not Just Use Standard Black Irrigation Tubing?\u003c\/h2\u003e\n\u003cp\u003eBlack irrigation tubing is inexpensive, widely available and perfectly suitable for many applications.\u003c\/p\u003e\n\u003cp\u003eHowever, black surfaces also readily absorb radiant energy.\u003c\/p\u003e\n\u003cp\u003eIn an indoor garden, irrigation tubing can spend many hours directly underneath powerful grow lights. In a greenhouse or outdoor irrigation installation, it may also be exposed to direct sunlight.\u003c\/p\u003e\n\u003cp\u003eAs the tubing absorbs energy, heat can transfer into the water or nutrient solution travelling through it.\u003c\/p\u003e\n\u003cp\u003eWhite double wall tubing is designed to reduce this problem.\u003c\/p\u003e\n\u003cp\u003eIt doesn't actively refrigerate your nutrient solution, but it can help \u003cstrong\u003ereduce unnecessary heat absorption through exposed irrigation lines\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eHelps Maintain Cooler Nutrient Lines\u003c\/h2\u003e\n\u003cp\u003eKeeping hydroponic nutrient solutions within an appropriate temperature range can be challenging during warm weather.\u003c\/p\u003e\n\u003cp\u003eThis becomes even more difficult when irrigation lines are exposed to intense lighting.\u003c\/p\u003e\n\u003cp\u003eWhite double wall tubing helps reduce one potential source of heat gain by reflecting more radiant energy from its external surface.\u003c\/p\u003e\n\u003cp\u003eThis makes it particularly useful for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLong irrigation runs\u003c\/li\u003e\n\u003cli\u003eExposed feed lines\u003c\/li\u003e\n\u003cli\u003eGrow rooms with powerful lighting\u003c\/li\u003e\n\u003cli\u003eGreenhouses\u003c\/li\u003e\n\u003cli\u003eWarm climates\u003c\/li\u003e\n\u003cli\u003eRecirculating hydroponic systems\u003c\/li\u003e\n\u003cli\u003eIrrigation lines positioned close to lighting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eActual temperature differences will depend heavily on ambient temperature, lighting, flow rate, tubing diameter, exposure time and system design.\u003c\/p\u003e\n\u003ch2\u003eHelps Block Light \u0026amp; Discourage Algae\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eblack internal layer\u003c\/strong\u003e serves another important purpose: preventing light from reaching the water inside the tubing.\u003c\/p\u003e\n\u003cp\u003eLight combined with water and available nutrients can encourage unwanted algae development.\u003c\/p\u003e\n\u003cp\u003eBy maintaining an opaque internal environment, double wall tubing helps reduce one of the conditions algae require for growth.\u003c\/p\u003e\n\u003cp\u003eThis can be particularly useful in hydroponic systems where nutrient-rich water is continually circulating through irrigation lines.\u003c\/p\u003e\n\u003cp\u003eIt does not eliminate the need for good reservoir hygiene, filtration and irrigation maintenance, but it provides a more appropriate light-blocking environment than transparent or translucent tubing.\u003c\/p\u003e\n\u003ch2\u003eIdeal for Hydroponic Nutrient Delivery\u003c\/h2\u003e\n\u003cp\u003eWhite double wall irrigation tubing can be incorporated into a wide range of hydroponic watering systems.\u003c\/p\u003e\n\u003cp\u003eTypical applications include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReservoir-to-pump connections\u003c\/li\u003e\n\u003cli\u003eMain nutrient lines\u003c\/li\u003e\n\u003cli\u003eIrrigation manifolds\u003c\/li\u003e\n\u003cli\u003eDrip systems\u003c\/li\u003e\n\u003cli\u003eRecirculating systems\u003c\/li\u003e\n\u003cli\u003eRun-to-waste irrigation\u003c\/li\u003e\n\u003cli\u003eAutomatic watering systems\u003c\/li\u003e\n\u003cli\u003eFlood and drain installations\u003c\/li\u003e\n\u003cli\u003eContainer irrigation\u003c\/li\u003e\n\u003cli\u003eGreenhouse irrigation\u003c\/li\u003e\n\u003cli\u003eIndoor grow-room irrigation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eChoose the appropriate tubing diameter according to the required flow rate and fittings used throughout your system.\u003c\/p\u003e\n\u003ch2\u003e8mm Cooltube\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e8mm version is commonly referred to as Cooltube\u003c\/strong\u003e and is ideal for smaller irrigation lines and compatible 8mm fittings.\u003c\/p\u003e\n\u003cp\u003eIt provides the same basic dual-layer principle:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReflective white exterior + opaque black interior\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis makes 8mm Cooltube particularly useful for routing smaller irrigation lines through illuminated growing areas.\u003c\/p\u003e\n\u003cp\u003eIt can be used wherever its dimensions and pressure requirements are compatible with the irrigation system.\u003c\/p\u003e\n\u003ch2\u003eMultiple Sizes for Different Irrigation Requirements\u003c\/h2\u003e\n\u003cp\u003eOne of the advantages of combining the different diameters into a single product range is that the same heat-reflective concept can be used throughout different sections of an irrigation system.\u003c\/p\u003e\n\u003ch3\u003eSmaller Diameter Tubing\u003c\/h3\u003e\n\u003cp\u003eSmaller variants are suited to lower-volume irrigation branches and individual feed lines.\u003c\/p\u003e\n\u003ch3\u003eMedium Diameter Tubing\u003c\/h3\u003e\n\u003cp\u003eMedium sizes can be used for main irrigation feeds, manifolds and systems supplying multiple plants.\u003c\/p\u003e\n\u003ch3\u003eLarger Diameter Tubing\u003c\/h3\u003e\n\u003cp\u003eLarger sizes are better suited to higher-volume main lines, pumps and larger irrigation networks where greater water flow is required.\u003c\/p\u003e\n\u003cp\u003eAlways match the tubing to the \u003cstrong\u003eactual internal\/external diameter requirements of your fittings\u003c\/strong\u003e, rather than assuming fittings from different irrigation systems are interchangeable simply because they share a nominal size.\u003c\/p\u003e\n\u003ch2\u003eIdeal for Warm Australian Grow Rooms\u003c\/h2\u003e\n\u003cp\u003eTemperature management can become particularly important during warmer Australian conditions.\u003c\/p\u003e\n\u003cp\u003eEven when the main nutrient reservoir is kept away from direct heat, long sections of exposed black tubing can absorb radiant energy as nutrient solution travels through the irrigation network.\u003c\/p\u003e\n\u003cp\u003eReplacing exposed black irrigation lines with reflective white double wall tubing is a simple passive measure that can complement other temperature-management strategies such as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReservoir insulation\u003c\/li\u003e\n\u003cli\u003eKeeping reservoirs away from grow lights\u003c\/li\u003e\n\u003cli\u003eImproved room ventilation\u003c\/li\u003e\n\u003cli\u003eAir conditioning\u003c\/li\u003e\n\u003cli\u003eWater chillers\u003c\/li\u003e\n\u003cli\u003eShorter irrigation runs\u003c\/li\u003e\n\u003cli\u003eAppropriate reservoir placement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe tubing doesn't replace active cooling where a system genuinely requires it, but it can help avoid adding unnecessary heat in the first place.\u003c\/p\u003e\n\u003ch2\u003eUseful Under High-Intensity Grow Lights\u003c\/h2\u003e\n\u003cp\u003eModern grow lights can deliver substantial amounts of energy into the growing area.\u003c\/p\u003e\n\u003cp\u003eEven efficient LED fixtures can create warm environments when operated at high output.\u003c\/p\u003e\n\u003cp\u003eIrrigation lines running directly across grow tables or beneath lighting are continuously exposed to this environment.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003ewhite external surface\u003c\/strong\u003e makes this tubing particularly appropriate for these exposed sections.\u003c\/p\u003e\n\u003cp\u003eApplications include irrigation systems operating beneath:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLED grow lights\u003c\/li\u003e\n\u003cli\u003eHPS lighting\u003c\/li\u003e\n\u003cli\u003eMetal halide lighting\u003c\/li\u003e\n\u003cli\u003eCMH lighting\u003c\/li\u003e\n\u003cli\u003eGreenhouse sunlight\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFlexible Irrigation Layouts\u003c\/h2\u003e\n\u003cp\u003eThe tubing's flexible construction allows it to be routed around common hydroponic equipment such as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReservoirs\u003c\/li\u003e\n\u003cli\u003ePumps\u003c\/li\u003e\n\u003cli\u003eGrow tables\u003c\/li\u003e\n\u003cli\u003ePots\u003c\/li\u003e\n\u003cli\u003eIrrigation manifolds\u003c\/li\u003e\n\u003cli\u003eGrow tent frames\u003c\/li\u003e\n\u003cli\u003eBenches\u003c\/li\u003e\n\u003cli\u003eTrays\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt can be cut to the required length and connected using appropriately sized irrigation fittings.\u003c\/p\u003e\n\u003cp\u003eFor best performance, avoid unnecessary sharp bends and kinks that may restrict water flow.\u003c\/p\u003e\n\u003ch2\u003eGreat for Recirculating Hydroponics\u003c\/h2\u003e\n\u003cp\u003eIn a recirculating hydroponic system, the same nutrient solution may repeatedly travel between the reservoir and root zone.\u003c\/p\u003e\n\u003cp\u003eReducing unnecessary light and heat exposure throughout the irrigation circuit can therefore be particularly useful.\u003c\/p\u003e\n\u003cp\u003eWhite double wall tubing is well suited to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRecirculating drip irrigation\u003c\/li\u003e\n\u003cli\u003eFlood and drain systems\u003c\/li\u003e\n\u003cli\u003eNFT support plumbing\u003c\/li\u003e\n\u003cli\u003eHydroponic manifolds\u003c\/li\u003e\n\u003cli\u003eReturn\/feed configurations\u003c\/li\u003e\n\u003cli\u003eAutomated nutrient delivery\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe black inner layer helps keep the inside of the irrigation line dark, while the white exterior reduces radiant heat absorption.\u003c\/p\u003e\n\u003ch2\u003eSuitable for Run-to-Waste Irrigation\u003c\/h2\u003e\n\u003cp\u003eThe tubing is equally useful in \u003cstrong\u003erun-to-waste hydroponic systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIt can be used to carry nutrient solution from the reservoir or dosing system toward irrigation manifolds and individual plant feeds.\u003c\/p\u003e\n\u003cp\u003eThis makes it suitable for irrigation systems serving:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCoco\u003c\/li\u003e\n\u003cli\u003eRockwool\u003c\/li\u003e\n\u003cli\u003ePerlite\u003c\/li\u003e\n\u003cli\u003eClay pebbles\u003c\/li\u003e\n\u003cli\u003eOther compatible hydroponic and soilless substrates\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhite Double Wall Tubing vs Standard Black Tubing\u003c\/h2\u003e\n\u003cdiv class=\"group TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eFeature\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003e\u003cstrong\u003eWhite Double Wall Tubing\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003e\u003cstrong\u003eStandard Black Tubing\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eExterior\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eReflective White\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterior\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eOpaque Black\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Blocking\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eYes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReflects Radiant Heat\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eImproved\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLower\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Absorption in Direct Light\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eReduced\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigher\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHydroponic Irrigation\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eExcellent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNutrient Lines\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eExcellent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarm Grow Rooms\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eExcellent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSuitable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExposed Irrigation Runs\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eExcellent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSuitable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlgae Protection\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eLight-Blocking Interior\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLight Blocking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003eThe key advantage is not that ordinary black irrigation tubing is unsuitable. It's that \u003cstrong\u003edouble wall white tubing provides the light-blocking advantages of black tubing while adding a reflective exterior\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eKnown by Several Different Names\u003c\/h2\u003e\n\u003cp\u003eThis type of irrigation tubing has acquired several names within the hydroponics industry.\u003c\/p\u003e\n\u003cp\u003eDepending on the manufacturer, supplier, diameter or region, customers may know it as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eWhite Double Wall Irrigation Tubing\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIce Line\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIceline\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIce Tube\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCooltube\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCool Tube\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCool Pipe\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eKool Tube\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMultiflow Kool Tube\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eWhite Hydroponic Tubing\u003c\/li\u003e\n\u003cli\u003eWhite Irrigation Pipe\u003c\/li\u003e\n\u003cli\u003eReflective Irrigation Tubing\u003c\/li\u003e\n\u003cli\u003eDual-Layer Irrigation Tubing\u003c\/li\u003e\n\u003cli\u003eDual-Core Irrigation Pipe\u003c\/li\u003e\n\u003cli\u003eWhite Nutrient Line\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese names generally refer to the same core idea: \u003cstrong\u003ewhite reflective irrigation tubing with a dark internal layer designed for hydroponic water and nutrient delivery\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eInstallation\u003c\/h2\u003e\n\u003ch3\u003eStep 1 – Select the Correct Diameter\u003c\/h3\u003e\n\u003cp\u003eMatch the tubing size to your pump, fittings, valves, manifolds or irrigation system.\u003c\/p\u003e\n\u003ch3\u003eStep 2 – Plan the Irrigation Route\u003c\/h3\u003e\n\u003cp\u003eKeep the tubing run as direct as practical while avoiding tight bends and kinks.\u003c\/p\u003e\n\u003ch3\u003eStep 3 – Cut to Length\u003c\/h3\u003e\n\u003cp\u003eUse a clean, sharp cutting tool to create a straight cut.\u003c\/p\u003e\n\u003ch3\u003eStep 4 – Connect the Fittings\u003c\/h3\u003e\n\u003cp\u003eInstall the tubing onto compatible barbed, push-fit or other appropriate irrigation fittings.\u003c\/p\u003e\n\u003ch3\u003eStep 5 – Secure the Tubing\u003c\/h3\u003e\n\u003cp\u003eSupport longer runs where required to prevent unnecessary movement or strain on connections.\u003c\/p\u003e\n\u003ch3\u003eStep 6 – Test the System\u003c\/h3\u003e\n\u003cp\u003eRun the irrigation system and inspect every connection for leaks.\u003c\/p\u003e\n\u003ch3\u003eStep 7 – Monitor Flow\u003c\/h3\u003e\n\u003cp\u003eConfirm that each irrigation outlet receives the expected water flow before relying on the system unattended.\u003c\/p\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cp\u003eWhite Double Wall Hydroponic Irrigation Tubing is ideal for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHydroponic irrigation\u003c\/li\u003e\n\u003cli\u003eIndoor grow rooms\u003c\/li\u003e\n\u003cli\u003eGreenhouses\u003c\/li\u003e\n\u003cli\u003eAutomated watering systems\u003c\/li\u003e\n\u003cli\u003eNutrient delivery\u003c\/li\u003e\n\u003cli\u003eReservoir plumbing\u003c\/li\u003e\n\u003cli\u003eDrip irrigation\u003c\/li\u003e\n\u003cli\u003eRecirculating hydroponics\u003c\/li\u003e\n\u003cli\u003eRun-to-waste systems\u003c\/li\u003e\n\u003cli\u003eGrow tables\u003c\/li\u003e\n\u003cli\u003eCoco irrigation\u003c\/li\u003e\n\u003cli\u003eRockwool irrigation\u003c\/li\u003e\n\u003cli\u003eFlood and drain systems\u003c\/li\u003e\n\u003cli\u003eIrrigation manifolds\u003c\/li\u003e\n\u003cli\u003eMain feed lines\u003c\/li\u003e\n\u003cli\u003eIndividual plant feed lines\u003c\/li\u003e\n\u003cli\u003eWarm growing environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003cdiv class=\"group TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eWhite Double Wall Hydroponic Irrigation Tubing\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eFlexible Irrigation \/ Nutrient Tubing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDouble Wall \/ Dual Layer\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Layer\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eWhite \/ Reflective\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Layer\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eBlack \/ Light Blocking\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Purpose\u003c\/td\u003e\n\u003ctd\u003eHydroponic Water \u0026amp; Nutrient Delivery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Management\u003c\/td\u003e\n\u003ctd\u003eHelps Reduce Radiant Heat Absorption\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Blocking\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eYes\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHydroponic Suitable\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eYes\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIrrigation Suitable\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eYes\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndoor Use\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eYes\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGreenhouse Use\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eYes\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCut to Length\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eYes\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e8mm Common Name\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eCooltube\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOther Common Names\u003c\/td\u003e\n\u003ctd\u003eIce Line, Iceline, Ice Tube, Cool Tube, Cool Pipe, Kool Tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eWhy Choose White Double Wall Hydroponic Irrigation Tubing?\u003c\/h2\u003e\n\u003cp\u003eA hydroponic system is only as effective as the environment it creates around the roots.\u003c\/p\u003e\n\u003cp\u003eWhile growers often focus heavily on reservoir temperature, pumps, nutrients and oxygenation, the irrigation lines themselves can be overlooked.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhite Double Wall Hydroponic Irrigation Tubing provides a simple passive improvement by combining a reflective exterior with a completely dark interior.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003ewhite outer wall helps minimise radiant heat absorption\u003c\/strong\u003e, particularly where tubing is exposed to grow lights or sunlight.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eblack inner wall prevents light penetration\u003c\/strong\u003e, helping discourage algae growth inside nutrient-rich irrigation lines.\u003c\/p\u003e\n\u003cp\u003eThere are no moving parts, no electricity consumption and nothing complicated to configure. Simply replace suitable conventional irrigation runs with the appropriate diameter of double wall tubing.\u003c\/p\u003e\n\u003cp\u003eFor \u003cstrong\u003ehydroponic systems, grow rooms, greenhouses and automated irrigation\u003c\/strong\u003e, it's a practical upgrade for growers who want to minimise unnecessary heat and light entering their nutrient delivery system.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat is white double wall irrigation tubing?\u003c\/h3\u003e\n\u003cp\u003eIt is hydroponic irrigation tubing constructed with a \u003cstrong\u003ewhite reflective outer layer and opaque black inner layer\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhy is the outside white?\u003c\/h3\u003e\n\u003cp\u003eThe white exterior reflects more radiant energy than conventional black tubing, helping reduce unnecessary heat absorption when irrigation lines are exposed to strong lighting or sunlight.\u003c\/p\u003e\n\u003ch3\u003eWhy is the inside black?\u003c\/h3\u003e\n\u003cp\u003eThe black internal layer blocks light from penetrating through the tubing and reaching the water or nutrient solution.\u003c\/p\u003e\n\u003ch3\u003eIs this the same as Ice Line or Ice Tube?\u003c\/h3\u003e\n\u003cp\u003eThese are common industry names for this type of white, light-blocking hydroponic irrigation tubing.\u003c\/p\u003e\n\u003ch3\u003eIs the 8mm version Cooltube?\u003c\/h3\u003e\n\u003cp\u003eYes. The \u003cstrong\u003e8mm variant is commonly known as Cooltube\u003c\/strong\u003e and is included within this product range.\u003c\/p\u003e\n\u003ch3\u003eIs it also called Kool Tube?\u003c\/h3\u003e\n\u003cp\u003eYes. \u003cstrong\u003eKool Tube and Multiflow Kool Tube\u003c\/strong\u003e are other names customers may encounter when searching for similar double-layer white irrigation tubing.\u003c\/p\u003e\n\u003ch3\u003eDoes the tubing actively cool the water?\u003c\/h3\u003e\n\u003cp\u003eNo. It is not an active cooling device. The reflective exterior helps \u003cstrong\u003ereduce heat absorption compared with exposed black tubing\u003c\/strong\u003e, but it does not refrigerate the water.\u003c\/p\u003e\n\u003ch3\u003eWill it replace a nutrient chiller?\u003c\/h3\u003e\n\u003cp\u003eNo. If environmental conditions require active water cooling, a suitable chiller may still be required. Double wall tubing is a passive method of reducing unnecessary heat gain.\u003c\/p\u003e\n\u003ch3\u003eDoes it help prevent algae?\u003c\/h3\u003e\n\u003cp\u003eThe opaque black inner wall prevents light from passing through the tubing, helping remove one of the conditions algae need to grow. Good reservoir and irrigation-system hygiene is still essential.\u003c\/p\u003e\n\u003ch3\u003eIs it suitable for hydroponic nutrients?\u003c\/h3\u003e\n\u003cp\u003eYes. This type of tubing is designed for irrigation and hydroponic water\/nutrient delivery.\u003c\/p\u003e\n\u003ch3\u003eCan I use it in a greenhouse?\u003c\/h3\u003e\n\u003cp\u003eYes. The reflective exterior is particularly useful where irrigation lines are exposed to intense light.\u003c\/p\u003e\n\u003ch3\u003eCan I use it indoors?\u003c\/h3\u003e\n\u003cp\u003eYes. It is an excellent option for irrigation lines exposed to indoor grow lighting.\u003c\/p\u003e\n\u003ch3\u003eWhat size should I choose?\u003c\/h3\u003e\n\u003cp\u003eChoose the diameter required by your existing irrigation fittings and the flow requirements of your system. Don't select solely by the approximate outside diameter of an existing hose—check the required \u003cstrong\u003eID\/OD and fitting compatibility\u003c\/strong\u003e where possible.\u003c\/p\u003e\n\u003ch3\u003eCan I cut it to length?\u003c\/h3\u003e\n\u003cp\u003eYes. Flexible irrigation tubing can be cut to suit the required irrigation layout.\u003c\/p\u003e\n\u003ch3\u003eIs white tubing better than black tubing?\u003c\/h3\u003e\n\u003cp\u003eEach can work well for irrigation. The advantage of this double wall construction is that it retains an \u003cstrong\u003eopaque black interior for light blocking while adding a reflective white exterior to reduce radiant heat absorption.\u003c\/strong\u003e\u003c\/p\u003e","brand":"G.A.S","offers":[{"title":"4mm \/ 1m","offer_id":52580076945698,"sku":"PWH41IG6506S","price":1.95,"currency_code":"AUD","in_stock":false},{"title":"4mm \/ 30m Roll","offer_id":52580076978466,"sku":"PWH43IG6507S","price":39.95,"currency_code":"AUD","in_stock":false},{"title":"6mm \/ 1m","offer_id":52580077011234,"sku":"PWH61IG6508S","price":2.25,"currency_code":"AUD","in_stock":false},{"title":"6mm \/ 30m Roll","offer_id":52580077044002,"sku":"PWH63IG6509S","price":49.95,"currency_code":"AUD","in_stock":true},{"title":"8mm \/ 1m","offer_id":52580074324258,"sku":"PWH81IG6510S","price":2.5,"currency_code":"AUD","in_stock":false},{"title":"8mm \/ 30m Roll","offer_id":52580076486946,"sku":"PWH83IG6511S","price":52.95,"currency_code":"AUD","in_stock":false},{"title":"13mm \/ 1m","offer_id":52580074291490,"sku":"PWH11IG6512S","price":2.75,"currency_code":"AUD","in_stock":true},{"title":"13mm \/ 30m Roll","offer_id":52580076519714,"sku":"PWH13IG6513S","price":54.95,"currency_code":"AUD","in_stock":false},{"title":"19mm \/ 1m","offer_id":52580074258722,"sku":"PWH11IG6514S","price":3.5,"currency_code":"AUD","in_stock":false},{"title":"19mm \/ 30m Roll","offer_id":52580076552482,"sku":"PWH13IG6515S","price":69.95,"currency_code":"AUD","in_stock":false},{"title":"25mm \/ 1m","offer_id":52580074225954,"sku":"PWH21IG6516S","price":4.5,"currency_code":"AUD","in_stock":true},{"title":"25mm \/ 30m Roll","offer_id":52580076585250,"sku":"PWH23IG6517S","price":94.95,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0728\/6833\/1810\/files\/images_6e87a113-9f68-43a0-9201-10c2db166e12.jpg?v=1789775543","url":"https:\/\/www.greengenius.com.au\/products\/white-double-wall-hydroponic-irrigation-tubing","provider":"Green Genius","version":"1.0","type":"link"}