A simple and common sense idea which can help significantly in the battle to keep nutrient solutions from becoming warm and harbouring unpleasent flora and fauna. White outer casing, to reflect heat, with a black inner casing to ensure your nutrient solution is protected from light.
- Helps keep nutrient solution cool
- Per Metre or 30 metre roll
- Internal diameter may vary
- 4mm, 12.5mm, 19mm or 25mm