Type of Plastic

[hiway]

what type of plastic is suitable for using in hydroponics ? pvc,abs,cpvc I am putting together an undercurrent dwc and would like to know if it is ok to use abs pipe and glue? or would there be some kind of interaction with the plants

 

[dadums]

I'm using PVC. I think that anything good for drinking water will work. Please post pictures when you get it up and running. I'm almost to the end of my first run in my 6pack hempy rack. I always like seeing new ideas.