Timber Cladding Flat Roof Detail

You can find the building regulations here.

Timber cladding flat roof detail. The building regulations in the uk provide guidance on roof design. Details on plan 1. Non loadbearing wall junctions 1 5. B 4 flat roofs 171 b 4 1 flat roof types 171 b 5 flooring 174 b 5 1 connection details 174.

Roofs tend to be either pitched or flat and typically in residential construction timber is the most common material used. Modern roof claddings provide options for curved panels and flat roofs as well as many variations on the traditional sloping roof theme. 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. Render on timber frame.

Plate and covering the insulation either with a flat fibre cement. Detail design timber cladding basic principles in principle any timber cladding should be designed as a rainscreen. Separating wall junctions 1 4. Flat roof joist and decking 3 10.

Timber boarding on timber frame 1 9. Relatively low roof pitch permitting the use of light roofing materials. As such it should be highly durable and tear resistant in accordance with type 1 membranes in bs4016. Tile hanging off timber frame 1 8.

The basic construction of a flat roof starts with roofing timber that is laid across two upright items usually two walls. Having a manual for warm flat roof construction with details and a summary of rules to follow helps. B 1 cut roofs detail b 1 1 2 spans detail b 1 1 1 transfer of load where raised ceiling ties are used in a roof the roof must. Standing seam trays are not self supporting and require a fully or almost fully supporting substrate against which they rest.

Supporting the zinc roof. Durability ease and speed of installation and colour and profile options make steel roofing panels one of the most popular roof cladding types in australia. For clarity flat roofs actually have a slight slope to allow rain water to drain off the roof but they seem flat when compared with more traditional steeply sloped roofs. Following on from our introduction to standing seam zinc roofing design the team at elzinc look at three typical roof build ups for standing seam zinc roof construction don t forget to subscribe to receive the other posts in this series.

The slope should be a minimum of 1 in 80 but in practice a minimum slope of 1 to 40 should be used to allow for deflection of the roof and for normal building tolerances. B 12 2 timber frame 241 b 12 3 timber cladding blockwork walls 245 b 12 4 timber door details 248.