Fire separation of external walls: the 900mm rule that catches builders out
A wall can be built exactly to plan and still need fire rating — because of how close it sits to next door's boundary, not how it's built.
Read article →AskThePlans field notes
Build with clearer answers.
Practical guidance for reading plans, reducing site ambiguity, and keeping residential projects moving.
Ceiling Height Rules for Raked and Attic Rooms: NCC 2022 HP 10.3.1 Explained
A raked ceiling room can look finished at the ridge and still fail inspection. The problem is what's happening at the low end. And this isn't opinion — everything in this video comes straight from the NCC 2022 Housing…
Read article →