help my panflute doesnt work?

ive made an panflute from pvc but he doesn,t work
what is wrong with my panflute

Picture of help my panflute doesnt work?
jtobako7 years ago
I would start with you haven't cleaned up the burr on the edges.
lemonie7 years ago
Why have you blocked off the ends - that's not right. L
lemonie7 years ago

It's the way you're blowing it.
(a bit "funny" but the guy knows what he's doing)