How To Fit A Plasterboard Ceiling | Homebuilding & Renovating
18 Dec 2008 . Although fiddly, fitting a plasterboard ceiling is within the skill set of a capable DIYer. . 1.2 x .9m (1.08m²) sizes at most builders merchants and DIY stores. . Use 38mm plasterboard screws to fix the board to the joists and noggings. . Leave a 3mm gap between boards: this helps the filler to get a good grip.