Medical Platinum Silicone Tubing (1/2" ID x 5/8" OD, 10 Feet): Amazon.com: Industrial & Scientific
Amazon.com: Duda Energy HPpvc150-005ft 5' x 1-1/2" ID High Pressure Braided Clear Flexible PVC Tubing Heavy Duty UV Chemical Resistant Vinyl Hose Water Oil : Industrial & Scientific
1pcs 63mm Outer Diameter PVC Tube Blue Pipe Hard Duct Hollow Vessel Through Pass Column 100/150/200/300/400/500mm Long - (Specification: 63mmx3mm, Length: 400mm) - - Amazon.com
Performance PVC - 4-Way PVC Side Outlet Tee Fitting, Furniture Grade, 1" Size, White (Pack of 4): Amazon.com: Industrial & Scientific