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.
Traditional cold deck flat roof. Traditionally, flat roofs simply consisted of a structural timber deck with a waterproof covering directly applied to the top of the deck.This design dates back many years and flat roof insulation was somewhat of an afterthought with this type of roof.his should ideally be in the form of âsoffit ventsâ to the underside of the fascia boards, but as many flat roofs were built without soffits, it is often in the form of unsightly âmushroom ventsâ on top of the roof, or soffit vents incorrectly fitted in to the fascia boards.