btw I'm using the flexible 2" pvc at the top and it doesn't collapse
under a vaccum, even with my 3600gph pump. It's very strong.

Michael Shaffer wrote:
http://www.pondliner.com/Tubing.htm

*muffin* wrote:

do any of you have a place with good pricing on NON-kink tubing that
doesn't
collapse? 1 1/4 inch??