Blog2: Gentryroofing.ca Reliable Flat Roofing Companies in Toronto A flat roof is a roof which is almost level in contrast to the many types of sloped roofs. The slope of a roof is properly known as its pitch and flat roofs have up to approximately 10°. It allows the roof space to be used as a living space or a living roof. These flat roofs are designed as a monolithic roof surface and require being able to handle some limited time of standing water. Flat roofing Companies in Torontooperates in places in and around the city to help people looking for construction of this kind of roof in their house or office. If not contracted properly by experienced roofers, flat roofs can be the cause of annoyance and develop more repair needs over time than others. It is therefore always advised to get experienced and only expert roofers, with specialization in flat roof construction, to get such roof built for you. Roofing Companies in Torontoare there to construct flat roofs for your commercial buildings, and if you so wish for your residential projects too. Flat roofs are common on commercial buildings as they cost less to install, not tough to maintain and they allow more efficient use of space both inside and outside. The most common categories of flat roof materials available for residential projects (it is a fact that flat roofs are widely used for commercial buildings only) are as follow- 1.Single Layer Membrane Roof- it is the roof of choice in commercial construction also. The membrane roof is the latest roofing technology 2.Modified Bitumen Roof- such roofs can be installed using several types of techniques as will be determined by the project's specific requirements and material specified. 3.Built Up Roof (BUR)- the oldest form of flat roofs is the built-up roof or BUR. Built up roofs is known to have solved the low pitch roof problem for ages.