Since 1955, Columbia Manufacturing Co. Ltd., the leading Canadian skylight manufacturer, has produced products of the highest quality, designed to meet the challenging demands of our climate. Our product line is innovative, and uses industry leading materials. Our gold standard warranty supports our product line, and it has withstood the test of time. Columbia has been building skylights that you can count on for over 65 years. This synthetic roofing underlayment is self-adhesive who efficiently eliminates air currents and water infiltration. It is 25 mm thick and made of polyolefin.
- Self-adhesive membrane eliminates air currents and water infiltration, activated by the release sheet
- synthetic roof underlayment made of polyolefin - 25 mm thick
- UV protected, anti-skid surface allows for fast and safe installation
- Measures 12 inches x 21 feet
- Adhesive activated by release sheet