EXCOLO 2 m PVC pipe diameter 32 mm Only the pipe All, such as angle knee piece sleeve T-piece caps are not included. (2 m tube piece diameter 32 mm) : Amazon.de:
Feelers 1" ID x 1-1/4" OD Silicone Tubing Food Grade Pure Silicon Tube High Temp Home Brewing Winemaking Silicone Hose Tubing, 3.28ft Length: Amazon.com: Industrial & Scientific