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CoolTube is a white, soft poly hose made for hydroponic use. It is 13mm thick and comes in 30 meter rolls - cut as required. It will cool your nutrient by up to 10% over black poly pipe and increase dissolved oxygen by 20%. It has a dual black layer on the inside and a white outer construction.
1 roll of 13mm thick white soft poly hose and is 30 meters in length
Australia AustraliaThis cool tube is awesome, far superior to any other 13mm line I’ve ever used, unique color and thickness insulates nutrients from heat, very clever
