I've been repairing the chipboard where it was cut up for electrical and plumbing works, adding in noggins and such, so I've seen underneath and there wasn't anything that looked different to the other joists, it just seems that joist sits higher than the rest.
Unfortunately I haven't taken...
Subfloor/Joist is higher at the edges of all external facing walls making floor unlevel, rest of the room is flat. I was planning on laying 2.44m x 1.22m sheets of 5.5mm ply in preparation for engineered wood fooring being glued down, is this going to be an issue or do I need to level the...