Different flat roofing materials

Flat roofs can be problematic as they are horizontal and can allow water to stand which is fine, if they do not leak. Traditionally, the construction of a flat roof was tar and gravel with a slight gradient to allow water to drain off. However, this method can fail in cold climates due to ice build up at the point of drainage, water can pool on the flat roof, allowing penetration and causing a leakage into the room below. Flat roofs are often the favoured method of roofing an extension where a pitched roof may not fit the profile of the property. Continue reading