Living Room, Ottomans, Sectional, Chair, Coffee Tables, Concrete Floor, Rug Floor, Pendant Lighting, Sofa, Stools, and Table Jay and Jaclyn Lieber worked with Erla Dögg Ingjaldsdóttir and Tryggvi Thorsteinsson of Minarc to design a house using the designers’ mnmMOD panels, which can be assembled with a screw gun.  Photo 2 of 12 in A Southern Californian Prefab Is Paradise For the Whole Family