Amazon.com: Quickun Silicone Tubing, 3/4" ID x 1" OD Food Grade Tubing High Temp Pure Flexible Silicone Hose Line Tube for Home Brewing, Wine Making, Beer Line, Kegerator, Aquaponics (3.28 Ft) :
Red 3/4" x 100' Non-Collapsible Rubber Hose (3/4" Brass Garden Hose Couplings) – HoseRack
Food Grade High Temperature Silicone Tubing - 3/4" ID x O.D. 1.125" | BeverageFactory.com
Continental Food Grade Hose, 3/4" ID x 10 ft., White FTH075-10CE-G | Zoro
Amazon.com: Food Grade High Pressure Braided PVC Tubing, 10 ft Roll 1/2" ID x 3/4" OD : Industrial & Scientific
Urethane Flex Dissipative" Material Handling Hose – Ducting.com