When i built my wings i used shower curtain covers from kmart. They are extremely light and can be telescoped inside of each other for length. I am not sure how hard they are to find now. That was 20 years ago.
Fwiw. Kerwyn <!-- end of AOLMsgPart_1_8b982c47-97c7-4a8d-8aaf-f3bb0321608b -->
