Pre: The whole 90% of the damn word has gone politically correct

[Over-Head]

Originally Posted by D2112

Yes, how many metric tons of plaster would it take to do a 900 sq ft ceiling?

lets see 1 box is 27KG's, I'm thinking you want 3 coats floated out for a Feux-hard wall plaster look.
Roughly 4-5, so after the math, i'd say somewhere between .1 or .2 of a metric tonne