[TowerTalk] What is irrigation tubing?

[Richard & Martha Wilder]

Everybody knows what irrigation tubing is EXCEPT ME. 
What is is made of?  Where is it sold?  It must be cheap
because posts indicate lots of folks use it.
Thanks for the eduction, 73, Dick, K3DI
  ----------------------------------------
  Dick's lifetime address is k3di@arrl.net


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