The hybrid system: A combination of both equally sofa mechanisms, this involves pulling, folding, or sliding a frame out to transform the sofa into a bed. By way of example, the bottom on the Posting Nordby Pep Sofa Bed slides out plus more cushions elevate to create the sofa bed https://erickhygrx.spintheblog.com/31394183/boards-for-beds-for-dummies