External Fire Performance of Roofs by David George - Roof Consult,BS 476: Part 3 - 'External Fire Exposure Roof Test' was first introduced in 1958. .. S.ABXwhere EXT = external. F = flat S = Slope AA and AB or the . straw slab screeded wood wool slab profiled fibre reinforced cement or steel deck or.
Guidance Flat Roof Deck - BuildingRegs4Plans,A 'deck' is the structural substrate of a flat roof and should be capable of supporting . although concrete and woodwool slab or profiled metal can also be used.
Re-covering bitumen felt flat roofs: (February . - Church Growth Trust,Planning permission is unlikely to be required for the re-covering of flat roofs ... Wood wool slabs used for flat roof decking will typically be 50-75mm thick.
NHBC Standards 2006 - NHBC Campaigns,7.1 Flat roofs and balconies. Print this . Inverted roof (timber). Inverted roof (concrete). Cold deck. 7.1 - Appendix 7.1B . Woodwool slabsType SB 51 51 51.
Flat Roof Deck Types & Design Guides - Bauder,Materials used for the roof deck should be selected from those listed in the latest version of BS 6229:2003. . The surface should be wood float finished and the slab allowed to cure thoroughly and dry out to provide a . Woodwool slabs.
Structural Roof Decks | Radmat,Cast-in-situ concrete deck is a site poured concrete slab incorporating reinforcing . Woodwool cement slabs should conform to BS EN 13168 and be a minimum.
Permaphalt Design and Specification Guide - IKO,The most common types of flat roof structural deck are: In-situ concrete decks . Woodwool decks. Woodwool is an open textured board (or slab) composed of.
Woodwool - Sandberg,It was used generally during the 1960s to provide insulation often at roof level . Woodwool boards were used both as a permanent shuttering to flat slabs but.
Stramit - Properties,All Stramit board is manufactured to this British Technical Standardrecognised and . They have ample strength for use as roof decking to support workmen.
Walter Segal's method,I Building board materials such as plasterboard and woodwool slabs are . for exampleflat or pitched roofs courtyards ... bitumen but not to the roof deck. This.
Old felt flat roof being replaced with a new EPDM Rubber roof .,12 Oct 2009 . This old mineral felt roof was covering ten garages. . all the old deckingfixed new joists then new decking with Sterling board (not ply). . This is woodwool slab .straw with cement mix.stramit is just straw with a thick paper.
SIG Design & Technology Flat Roof Overlay - When to use Single .,19 Aug 2016 . Is it possible to overlay an existing flat roof with Single Ply? .. fully screededWoodwool slabs must be considered as a fragile roof deck.
Jabroof BoardJabtherm and Jabdec for Flat Roofs - RIBA Product .,roofing membranes and is suitable for all types of new and existing flat roofs with decks of concrete metal woodwool or timber. Drainage. Jabroof board is.
Flat Roofing and Waterproofing Systems - Alumasc Roofing Systems,information on all aspects of Flat RoofingWaterproofing and .. Derbigum was winner of the Flat Roofing Alliance 2004 Product .. woodwool slab deck.
Roof Decks - premiermasticasphalt.co.uk,. decking to comply with the recommendations of B.S. 6229:2003 – ( Flat roofs with . Where the sub-structure consists of timber boardplywood woodwool slabs or . Plywood roof decks should be designed to minimize the effects of warping .
roofing - Mastic Asphalt Council,It should be taken into account that other flat roofing materials .. Roof decks of wood wool slabs should be formed from slabs conforming to. Type SB of BS.
Stramit Board or Straw Board - YouTube,20 Oct 2012 . We only come across Stramit board occasionally nowback in the 90 we . old flat roof we found the flt roof decking was this stramit board some.
What is Woodwool and is it Safe? - Sustainable Build,16 Oct 2008 . This answers the question about the building material woodwool: what . to slabs to be used in deckinginsulating boards and even roof slabs.
the householder's guide to flat roofing - NFRC,In a flat roofthe waterproofing is always supported by a structural roof deck. This is ... example cork or wool-fibre soft-board) if bitumen felt is to be laid over it.
Woodwool Slab Deck - Hambleside Danelaw,Installing the Dryseal flat roofing system on a woodwool slab deck with a warm roof build up. Specification. Made from: GRP. Downloads. pdf. WWDECKWR.