How to pack out plasterboard with timber frame?
We have a walk through gap/passage way which we want to fill in. Size 2060 high x 1490 wide. There is a plasterboard wall either side which is 125mm deep/thick. I'm going to use 10mm Gyprock plasterboard on both sides, flush with the original on both sides. If I use 90mm framing timber for the header/footer boards, studs…