The smallest room that keeps two adults and two kids alive for 90 days of fallout. The walls are glass: hover anything to see what it is, click it for why it's there.
Why 50 to 90 days
Shelf space
Large items (click a name)
On the shelves (click a name)
Sizes are inside dimensions in meters. Food at 2,200 kcal per adult and 1,600 per child a day; water at 4 L per person a day. Shielding by halving thickness (Kearny, Nuclear War Survival Skills). A concept model, not construction drawings: get a structural engineer for the roof.