Brand: Where can I get square PVC tube?

Some new three octave xylophone xylophone Tip: question of AMCEN ? Exactly where can I buy square PVC pipe You see, I'm in a percussion group, and a friend and I built a 3-octave xylophone. We want a few square meters of PVC pipe for the keys. Please assist! (You must be rigid PVC pipes, not soft.) You see, I'm in a percussion group, and a friend and I built a 3-octave xylophone. We need a couple of square meters of PVC pipe for the keys. (You need to be rigid PVC pipes, not soft.) I know

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