Following North Korea's nuclear test in October 2006, Security Council members imposed sanctions on Pyongyang. The targeted sanctions include an embargo on military and technological materials and luxury goods, as well as a set of financial sanctions.
PVC roofing system. This roofing system is highly reflective and very durable. PVC is one of the top flat roof options because it is easy to install and lacks water permeability, meaning it can resist water ponding. Itâs three main benefits are very comparable to number 5 on the list, spray-applied roof coatings.
Types of flat roofs. Most flat roofs are typically not as long lasting or durable as sloped ones, because the latter shed snow and rain a lot quicker. However, over the last few decades new and advanced materials have been developed. They are highly durable, energy efficient and can compete with sloped roofs om longevity.