Q.Is There A Place Where I Can Find A Thinner Food Grade 4 Inch Pvc Pipe. Everything I Have Found Seems Too Thick To Heat For Creati
ng basket portals I am wanting to build an hydroponic tower but cant find the proper 4 inch pipe . is there some special outlet for thinner pipes?

GKH_Susan
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on December 30, 2025
These articles should help:
https://extension.umn.edu/how/small-scale-hydroponics#growing-systems-2644460
https://inventions.arizona.edu/tech/Rotating_Hydroponic_Tower
https://blogs.millersville.edu/homemadehydroponics/2012/10/15/constructing-our-hydroponic-system/
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