Can I use lime plaster on ordinary gypsum plasterboard?
No, conventional plasterboard does not have a coarse enough surface to provide a good key for lime plaster. Also it is normally necessary to wet the substrate to minimise suction prior to lime plastering. Plasterboard does not react well to be heavily wetted. We suggest using 15mm Ty Mawr Wood Wool board as a ‘breathable plasterboard’ How do I fix wood wool boards? Wood wool boards can easily be cut to shape using an ordinary site saw. The number of fixings and spacing of battens to support the boards will depend on the thickness of board to be used. Information on this can be supplied on request. Boards can be fixed using ordinary sheradised or nickel plated screws the length of which should be the thickness of the board plus a minimum of 25mm. For external application or where screwing into green oak, it may be advisable to use stainless steel screws. A fixing washer should be used to avoid the screw pulling through the board. How do I plaster onto wood wool board? Please refer to th
