How to Build a Fold Out Sofa/Futon/Bed Frame - DIY projects for everyone!
Devon Sofa Bed Frame - Futonz
Amazon.com: Nirvana Futons Tri-Fold Wood Futon Frame Full Size Sofa Bed Lounger - (Affordable Space Saver, Natural Finish) Ideal for Small Spaces, RVs, and Dorm Rooms : Home & Kitchen