Amazon.com: Quickun Pure Silicone Tubing, 1/4" ID x 3/8" OD High Temp Food Grade Tube Pure Silicone Hose Tube for Home Brewing, Beer Line, Kegerator, Wine Making, Aquaponics, Air Hose by Proper
Amazon.com: Without brand 5M Food Grade Silica Capillary Transparent Silicone Hose Fine Silicone Rubber Hose ID 0.5-4mm / OD 1-8mm Flexible Silicone Tube (Size : 0.5x1.5mm 5M) : Industrial & Scientific
Othmro Silicone Tubing 0.19in (5mm) ID x 0.27in (7mm) OD 2m Flexible Silicone Rubber Tube Air Hose Pipe for Pump Transfer Clear 1pcs: Amazon.com: Industrial & Scientific
Peristaltic Pump Flexible Hose Silicone Tubing 1 Meter, Pressure Load 4-8 Bar, Heat Aging Resistance Silicone Transparent Water Air Tube Pipe, in x Out(2mm x 4mm): Amazon.com: Industrial & Scientific
Amazon.com: Hard Non-bendable PVC Plastic Clear Tubing for Food and Beverage Applications - Inner Diameter 1-3/8" - Outer Diameter 1-1/2" - 6 ft : Industrial & Scientific