Stramit Board Roof Decking

And suitable for the spans and loadings.

Stramit board roof decking.

Click to show them are there any hazards involved in handling cutting removing this product. Stramit is produced by a patented process of heat and pressure that utilises the resinous substances within the straw. Woodwool is a man made board material about 50 to 75mm thick comprising shredded timber bound together in a cement paste. The stramit farlap roof lap joint is a patented revolutionary system that changes the way long run roof decking is designed and installed.

Airey s inlet house featuring stramit speed deck ultra in colorbond shale grey stramit farlap roof lap joint system and stramit longspan in colorbond monument. It is not a very efficient type of material to use as when the flat roofs leaked the chipboard would become water logged and soggy in fact the roof would often. Products share with stramit building products stramit manufactures a wide range of roofing rainwater and structural products for the australian residential commercial shed. It was used generally during the 1960s to provide insulation often at roof level and as a permanent shutter to in situ concrete.

It provides a multiple sheet option for long length concealed fixed roofing projects that eliminates traditional step joints or the need for long on site rolled sheets without compromising the integrity. It has been used as a roofing material probably installed about 20 30 years ago. Stramit roof deck board cannot be replaced with a like for like material as the mode of failure will occur again. The commercial success of stramit as an alternative partition material to gypsum board eg 300 000 houses in the uk resulted in its being awarded a british standard bs 4046 compressed strawboard.

Unfortunately when woodwool was incorporated as a permanent shutter unless great care was. This is basicly straw board with a thin layer of concreate on top then covered in the felt and tar. Chipboard was used extensively in the 1970s and flat roofs were laid using this. Do not over line stramit with a new structural.

This boarding is approx 250mm thick so coach screws through to the wooden joists are out of the question i was. We have just striped this from a garage roof as you can see this is compressed straw with some sort of paper on both sides we have now replaced this with o. Flat roof decking in old roofs used to be like floor boards and was called a close boarded roof deck. Resistant to the passage of moisture.

We only come across stramit board occasionally now back in the 90 we replaced lots of old flat roofs with new epdm flat roofs when we removed the old flat r.