Rez Zircon wrote:
I knew a technically-homeless guy who lived in a cardboard house he'd built from appliance boxes. It had two full-height rooms and running water, and was stable enough to be reasonably weatherproof. Quite impressive. Also, corrugated cardboard is a terrific insulator.
Chris Kott wrote:I don't know how fire retardant borax is, though I have heard it mentioned. I would still seal cardboard or other flammables up in a natural plaster wall, away from oxygen.
M. Tok wrote:Can you remember any details how it was possible to build with cardboard.
i think, you would need an electirc dehumidifier inside your cave, alongside with other measures to reduce air humidity