The uv treated plastic cover on my hoophouse has been in place for 5 years. It is still in good condition. It probably has a couple more years left in it. Bob's plastic which is uv treated and a type of weave is even better. HTH -----Original Message----- From: Harry Boswell <hboswell@netdoor.com> To: gardeners@globalgarden.com <gardeners@globalgarden.com> Date: Wednesday, February 24, 1999 3:25 PM Subject: [gardeners] Greenhouse info/list >I'm looking for info on the durability of the plastic (or whatever it is) >sheeting that's commonly used on hoop greenhouses. How often >does it need to be replaced? how resistant is it to tearing in high >winds? > >And if no one on this list can help, would someone please provide >the address of the greenhouse list? > >Thanks, >Harry > >Knowledge is that area of ignorance that we arrange and classify. >Ambrose Bierce >