Description and use:
butyl adhesive strip, 150 mm wide, 2 mm thick. Its top surface is coated with a flexible polyethylene film, while the bottom layer is protected by a liner cut lengthwise through the middle to make laying the strip easy and fit perfectly around discontinuities, whether these are angled or rounded.
For proofing all discontinuities on highly breathable USB Riwega membranes against water, air and wind, such as roof windows, chimneys or other openings where it is necessary to fold the waterproofing material.