PUR food-grade/drinking water hose 6x8 mm 1 m clear | Tameson.com
Cle a pipe 8 mm - Cdiscount
Amazon.com: uxcell Silicone Tubing 3/8"(10mm) ID X 5/8"(16mm) OD 3.3ft(1m) Silicone Rubber Tube Air Hose Water Pipe for Pump Transfer Clear : Industrial & Scientific