At Tile Backer Boards, we've got a great range of fixing tapes to help with your sealing and joining projects. One of our top picks is the Aqua Elastic Self Adhesive Butyl Joining and Sealing Tape - it's fully waterproof and perfect for use in wet areas. Prices start at just £13.99, which is a great value. We also offer stainless steel and steel easy fix washers in handy packs of 100. These are ideal for adding a bit of extra support to your wetroom or other project.