Gyproc Moisture Resistant Square edge Plasterboard (L)1200mm (W)600mm (T)12.5mm £11.45 each on b and q website selling for £7 each Can deliver for a small price depending on distance.
Pack of 8 Flooring Sealant - Beech / Dark Brown Colours: Beech, Dark Brown. Features: - Flexibility +-12% - Crack resistant - Mould resisitant - Water clean up - Solvent free - Over paintable - Permanenty flexible Suitable for lamintated and wood flooring instalation. Ultimate performance acrylic flexible sealant. Superb adhesion to porous surface. Perfect for joint with +-12% expansion. Do not permit to freeze.