Last year we got to work with Viking Construction on a new Minit Stop convenient store in Lahaina, Maui. We installed a new Firestone Fully adhered TPO roof system including Dens Deck Prime and R-19 ridgid PolyISO insulation. From what we have seen over the last decade or so is that TPO a great fit for Flat roofs in Hawaii, they stand up to the weather, are highly reflective, durable,…