When people refurbish old bathrooms which are in need of renovation, they often have to consider what to do with the old wall coverings, e.g. walls tiled to half height. wedi building boards offer simple solutions to this. The building boards most commonly used are the thicknesses 4 mm or 6 mm because they can be applied flush to adjacent tilework, leaving the tradesman with a clean, level surface to work with.
Step 1Clean the surfaces underneath before starting processing and, if applicable, apply a primer and level any present cavities.
Step 2Fix the building boards, applying tile cement all over and align. The transition to the tiles is carried out with wedi Tools reinforcement tape.
Step 3aIn wet areas, apply wedi 610 adhesive sealant to the joints. Then, the joints should be reinforced by using wedi Tools self-adhesive reinforcement tape.
Step 3bJoints and holes can alternatively be sealed with wedi Tools sealing tape and tile adhesive
Step 4aWhether the building boards are only used on top of the old tiles or …
Step 4b… are used on the whole surface, they can then be tiled on or plastered as normal.