Resolved! Ceiling object area calulation
To make suspended ceilings I'd like to use ceiling objects like :Ceiling Editor INT_v2.01 orhttps://www.ecophon.com/en/e-tools/ecophon-bim-objects/orhttps://www.bimobject.com/fi/paroc/product/par_pan_des.....but the problem is I can't find a way to c...