Cool Pipe – Dual Layer Temperature Control Hose – 4mm x 30m

A professional 4mm dual-core hose engineered to maintain cool nutrient temperatures by reflecting external heat and blocking light.

Key Features

• Reduces nutrient temperatures by up to 15%
• White outer layer reflects heat and light radiation
• Black inner core prevents algae growth by blocking light
• UK-made virgin PVC is kink-resistant and heavy-duty