PeriFlex platinum-cured silicone tubing, 25 ft – www.labshops.com
Fisherbrand Replacement Silicone Tubing for Mini Pumps:Pumps and Tubing: Tubing | Fisher Scientific
Glycol Silicone Tubing - Penguin Chillers
5/8 Silicone Tubing - Custom Cut - MMPA
PRECUT 1/2" ID Silicone Tubing - 6 ft
Amazon.com: 1/4" ID Pure Silicone Tubing - Flexible Hose Pipe Food Grade Silicone Hoses, High Temp Tube, 1/4" ID x 3/8" OD (6mmx10mm) - 20 Feet. : Industrial & Scientific