2-inch Outside Diameter Thin Wall PVC Central Vacuum Tubing in 4-ft Lengths
HydroMaxx 1/2-in ID x 50-ft Vinyl Clear Vinyl Tubing in the Tubing & Hoses department at Lowes.com
Wholesale Non-Toxic Flexible Black Vinyl Tubing
Tubing, PVC 3/8"ID x 1/2"OD, 100 Foot Roll – Pine Environmental
Hard Low-Pressure Semi-Clear White Polypropylene Plastic Tubing for Air and Water Applications - Inner Diameter 1/2" - Outer Diameter 5/8" - 50 ft - Walmart.com
ID 2~20mm Clear Plastic PVC Hose Pipe Tubing - Fuel Oil Water Air Car Aquariums | eBay
1/2" ID Clear Hose
3/8" ID x 1/2" OD x 1/16" Wall Black UV Resistant PVC Tubing | U.S. Plastic Corp.
Genova 1/2 In. Plastic Tubing Pipe Hanger (25-Pack) | Maschka's Building Center
HydroMaxx 1/2-in ID x 100-ft Vinyl Blue Translucent Vinyl Tubing in the Tubing & Hoses department at Lowes.com
Smooth-Flow Clear Plastic Tubing for Food and Beverage - Inner Diameter 3/8" - Outer Diameter 1/2" - Length 10 ft - Walmart.com
Everbilt 1-7/8 in. O.D. x 1-1/2 in. I.D. x 24 in. Clear PVC Vinyl Tube HKP001-PVC017 - The Home Depot