RoofTX® Maxi is a heavy-duty vapour-permeable air-barrier roofing underlay designed for pitched roof constructions requiring increased strength and durability. Its robust 170 gsm construction provides improved tensile performance and tear resistance while remaining flexible and easy to install on site.

The membrane supports effective moisture management and airtight roof build-ups while providing temporary protection against wind-driven weather during construction. Suitable for demanding site conditions where membranes may be exposed to tougher handling, RoofTX® Maxi offers reliable performance across a wide range of pitched roofing applications. BBA certified and compliant with EN 13859-1, it provides a dependable solution for professional roof installers.