uxcell PVC Hose Tube, 10mm(0.39") ID x 13mm(0.51") OD 1.5m/4.9ft Clear Vinyl Tubing, Plastic Flexible Water Pipe - - Amazon.com
Amazon.com: Joywayus 10mm x 6.5mm Pneumatic Tubing Air Compressor Tubing PU Pipe Polyurethane Hose Tube Fluid Gas Transfer 32.8ft 10 Meter Clear : Industrial & Scientific
Amazon.com: Dracaena 1 meter/39.3 inch soft tube with PVC material, ID 3/8'' and OD 5/8''- PVC pipe soft tube for Computer water cooling systems (Transparent) : Electronics
Quickun Pneumatic Tubing 10mm x 6.5mm PU Polyurethane Tube Air Hose Line for Air Compressor Fitting or Fluid Transfer (Black 32.8ft/10Meters) - - Amazon.com
Pipe Fittings - 5pcs PVC 1/2 inch to 8mm 10mm 12mm 16mm Hose Thread Connector For Air Pump Accessory Water Pump Joint Fish Tank Tube Adapter (1l2 inch-16mm(white)) - - Amazon.com
uxcell PVC Hose Tube, 7mm(0.27") ID x 10mm(0.39") OD 3 Meter 9.8ft Clear Vinyl Tubing, Plastic Flexible Water Pipe - - Amazon.com