Sarking felt or underfelting through time – Part 3
Sarking felt or underfelting through time – Part 3 The next development was in the late 1980s/ early 1990s when builders used a reinforced plastic felt called Monarflex Monofoil. Originally designed for commercial applications, its inherent strength saw it find its way onto residential developments and re-roofing projects. It is in essence a reinforced plastic […]