>>112344now i get it, this is culture shock confusion
we chew tobacco here, not vape
space isn't an issue in north america, we have extra rooms available in our 2000 sq ft area starter homes. the only challenge is moving it which is why i designed it with tool-less disassembly.
and our dimensional lumber is 2"x4" by 8'. they are all stamped like that and they even stamp the barcode on it that is scanned at checkout at the lumber yard.
the 2"x10" are for floor joists and also readily available