Plans For Flat Roof Extension

The addition of a parapet makes a flat roof far safer providing a small barrier that provides additional security to reduce the likelihood of anyone standing the roof falling over the edge.

Plans for flat roof extension. So any timber joists that are used need to be strong enough to support this weight. A parapet roof is a flat roof with the walls of the building extending upwards past the roof by a few feet around the edges. Sizes of joists needed for flat roof construction. Applying flat roof extension design ideas.

Flat and low sloped roofs look striking on a wide variety of architectural models especially on contemporary house designs. The flat roof extension is more on trend than it once was and is free of the dreaded leaks that haunted this type of structure in the past. There are many advantages to using a flat roof. It is the standard method employed on flat roofed extensions but it is rarely used for new builds today.

You ll probably have to build the same kind of roof as the main house rather than a flat roof. This might be enough to extend by around 4m right across the back of a typical semi or detached house with either a flat or low pitched sloping roof as a single storey or side return extension both ideal for creating a large open plan kitchen diner. Whilst a felted flat roof is quick easy and cheap you run the risk of leaks and the roof has a reduced lifespan compared with a pitched roof typically 10 15 years compared to 20 30 years or more for pitched. As you may imagine there is a fair amount of weight involved here in terms of boards felt etc.

Sometimes planning restrictions mean a flat roof is the most suitable course of action especially if you re working on a single storey extension. Moreover the costs of a flat roof extension today are typically lower than for a pitched roof. Old asbestos roofs are often replaced with flat roofs. In fact many residences have sections of flat roof on porches balconies garages and room extensions which appear so attractive.

Choosing a flat roof design. Upstairs windows must be suitable for a fire escape. Mark hazeldine homeowner helen was keen that the extension to her 16th century cottage should mirror the older sections of the house. You get double the amount of floor space on.

Both extensions feature flat green sedum roofs that offer a striking contrast to the pitched roof of the original property. Getting to know the facts of flat roof style. The foundations must be able to support the additional weight. Catslide roof on sympathetic extension image credit.

Building a two storey extension has one main advantage that outweighs all others. Extension plan is an architectural. Frees up internal space.