Amazon.com: 1pcs 32mm Outer Diameter PVC Tube Blue Pipe Hard Duct Hollow Vessel Through Pass Column 100/150/200/300/400/500mm Long - (Specification: 32mmx2.0mm, Length: 400mm) : Industrial & Scientific
20Pack 1/2Inch PVC Fittings, 3Way Elbow PVC Furniture Fittings, 90 Degree PVC Elbow Side Outlet Tee, PVC Corner Fittings for Building PVC Furniture Greenhouse Shed Pipe Fittings Tent Connection - Amazon.com
Amazon.com: MECCANIXITY PVC Rigid Round Pipe 33.5mm ID 40mm OD 0.3 m Clear High Transparency for Water Pipe, Aquarium, Fish Tank : Industrial & Scientific