Timber Cladding Flat Roof Detail
Details on plan 1.
Timber cladding flat roof detail. The building regulations in the uk provide guidance on roof design. Detail design timber cladding basic principles in principle any timber cladding should be designed as a rainscreen. Others would treat even steeper pitches as flat roofs. You can find the building regulations here.
Roofs tend to be either pitched or flat and typically in residential construction timber is the most common material used. Today flat roofs are used by architects for the same reasons that they became a cornerstone of modernist architecture. The basic construction of a flat roof starts with roofing timber that is laid across two upright items usually two walls. Assuming that the cladding will always be subject to some penetration of moisture a separate protective membrane will be necessary behind the cladding largely protected from wind rain and daylight by the cladding itself.
The inner wall structure should be fitted with a breather membrane this serves to seal the building against damp and weather penetration. Tile hanging off timber frame 1 8. Gts uv 02 a 04 12 17 timber render cladding detail. Contemporary designers frequently aim to produce the same clear and simplified forms that appeared at the beginning of the 20th century but are now free to use a wide range of new materials and construction techniques that reflect present day technology.
The definition of a flat roof according to bs 6229 is having a pitch less than 10 o to the horizontal however some in the industry would consider up to 15 o as their definition of a flat roof. Flat roof joist and decking 3 10. As such it should be highly durable and tear resistant in accordance with type 1 membranes in bs4016. When building a flat roof it is vital that a degree of falls is built into the construction to ensure rainwater run off.
Gts rf 11 a 04 12 17 flat roof detail gts rf 12 a 04 12 17 sips roof gable detail gts rf 13 a 04 12 17 overhang detail. Separating wall junctions 1 4. Timber boarding on timber frame 1 9. Shingles are thin pieces of wood sawn on either side creating a smooth flat surface that is rather uniform in effect.
Render on timber frame. Sika sarnafil is the leading manufacturer of single ply roofing membranes for flat roof waterproofing. Some of britain s best known buildings feature sika sarnafil roofs and it is the system of choice for applications in education commerce retail leisure travel and many other sectors. Timber cladding for roofs primarily comes as either shingles or slates each with their own individual aesthetic.
Since the 1960 s the performance and longevity of sika sarnafil roofs has been demonstrated in. That will help you remember certain factors and details to build the best possible flat roof. U value options gts uv 03 a 04 12 17 sips roof detail. Having a manual for warm flat roof construction with details and a summary of rules to follow helps.