Multiwall vs Twinwall Polycarbonate: A 25-Year Pergola Roofing Case Study - ExcelitePlas
commercial Skylight

Multiwall vs Twinwall Polycarbonate: A 25-Year Pergola Roofing Case Study

25 Years On — Still Going Strong Back in 2001, we installed a pergola in Wantirna, Melbourne,  using our polycarbonate multiwall roofing system. Fast forward 25 years, ...