Does the Bi-Fold Foundation come with a frame? April 06, 2022 19:25 No, we do not currently sell the Bi-Fold foundation with a frame. Frames must be purchased separately. Related articles Why am I unable to process financing at checkout? How does the bi-fold foundation support the mattress? Can I use a boxspring on top of the high rise platform foundation? Can I use the handles sewn into the side panels of select mattresses to lift or transport the mattress? Do I need a box foundation for your mattress?