Amazon.com: Ququyi PVC 5/8" ID x 7/8" OD Braided Clear Flexible PVC Tubing Soft for Four Seasons Vinky Tube, Reinforced Vinyl Hose for Water Discharge& Oil Transfer, 6.56ft : Automotive
Amazon.com: 2 Inch Diameter Clear PVC Schedule 40 Pipe [Pipe ID 2.047 inch, OD 2.375 inch] (Bluish tint), Choose Your Length (5 inches to 8 Feet) (Selected Length: 5 Inches) : Industrial & Scientific
uxcell PVC Hose Tube, 19mm(0.74") ID x 24mm(0.94") OD 1.5m/4.9ft Clear Vinyl Tubing, Plastic Flexible Water Pipe - - Amazon.com
Amazon.com: Pipe Fittings & Accessories 20pcs 32mm PVC Pipe Connectors Aquarium Fish Tank Inlet Outlet Joints Aquatic Pet Water Supply Tank Elbow Drainage (Color : White, Diameter : Inner Dia 32mm) :
Amazon.com : PENN-PLAX Standard Airline Tubing for Aquariums – Clear and Flexible – Resists Kinking – Safe for Freshwater and Saltwater Fish Tanks – 8 Feet : Aquarium Air Pump Accessories : Pet Supplies
Amazon.com: Camco 22813 4ft Premium Drinking Water Hose, Lead and BPA Free, Anti-Kink Design, 20% Thicker Than Standard Hoses 5/8" Inside Diameter, 4 Feet, Blue : Patio, Lawn & Garden
Amazon.com: Clear Flexible Soft PVC Tubing for Food, Beverage and Dairy Applications - Inner Diameter 1" - Outer Diameter 1-3/8" - 5 ft : Industrial & Scientific
Amazon.com: PVC Pipe Joints 32mm Inner Diameter PVC-U Pipe End Cap Standard Size Plastic Garden Water Pipe 32mm Pipe Fittings (Diameter : Inner 32mm) : Industrial & Scientific
Amazon.com: 1 Foot Long plastic plexiglass tubes, Clear acrylic PVC pipe transparent for 3 inch PVC fittings, 3 1/2 inch 89mm diameter tube, 1/10 inch thick tubing : Industrial & Scientific