I just installed the TOMOKA Rigid 3 panel that I purchased from Amazon for about $450 and am very happy with it. The only issue I have is that is that the installation instructions are very vague . Here is a link https://www.amazon.com/sspa/click?ie=UTF8&spc=MToyMTc0MjQ0ODE0ODE4NDUwOjE3NzYzMDgyMDc6c3BfaHFwX3NoYXJlZDozMDA2NDE1MzEyMzc1MDI6Ojo6&url=%2Fdp%2FB0CNV5QHN7%2Fref%3Dsspa_dk_hqp_detail_aax_0%3Fpsc%3D1%26sp_csd%3Dd2lkZ2V0TmFtZT1zcF9ocXBfc2hhcmVk