The Bostik Tanking Kit is ideal for use on various surfaces, including plasterboard, MDF, plywood, cementitious boards, blockwork, concrete, and specialist wet room boards. This kit includes a 9kg container of sealant and 5 metres of tanking tape. The ready-to-use sealant is easy to apply with a roller or brush, and it's low-odour and quick drying. The sealant is also highly flexible, making it suitable for a range of applications. The kit includes 5m of tanking tape for added convenience.