EVERBUILD Rapid Set Flexiplus is a rapid setting ceramic tile adhesive with added latex powder for improved flexibility. Rapid Set Flexiplus is used for bonding ceramic tiles to prepared floors and walls without the need for a separate flexible additive. Can be used internally and externally and bonds to most building substrates such as concrete, cement screeds and render, timber, existing ceramic tiles, dense blockwork and unskimmed plasterboard. Conforms to BS5980 as a Type 1 Class AA Adhesive; i.e. the adhesive is fully water-resistant. SURFACES/ PREPARATIONConcrete/Screeds/Renders/unskimmed plasterboard/blockwork- Allow fresh concrete etc to dry for at least 4 weeks before tiling. Ensure floors are free from rising damp. Prime surfaces with EVERBUILD PVA BOND diluted 4 parts water to 1 part PVA Bond and allow to dry. Timber Floors - Suitable for interior timber floors only. Ensure adequate ventilation beneath floors. Cover wooden floors with moisture resistant exterior grade (marine) plywood, which must be at least 12 mm thick. Secure with screws, not nails, at 300 mm centers. Prime with EVERBUILD PVA BOND diluted 3 parts water to 1 part PVA Bond and allow to dry. Softwood tongue and groove boarding- Boards must be screwed (not nailed) down to joists at 300 mm centers and surfaces sealed with EVERBUILD PVA BOND diluted 3 parts water to 1 part PVA Bond and allowed to dry. Existing tiling. Ensure tiles are securely bonded to wall or floor. Roughen surface of glazed tiles with sander. Apply a bonding coat of neat EVERBUILD PVA BOND. Apply mixed adhesive whilst bonding coat is still tacky.