Gage wrote:You don't need 1/4". !/8" will work just fine. Unless you plan on carrying an elephant on the roof.12" radius? I hope that's down below. I've got a 20" up front down below. It was tricky but was done. NOT with 1/4" ply.
Have a good day.
Gage - Would you use the one layer of 1/8" or would you double it up? Thanks and I'll be here to follow up.
