Softwood continues to be the most popular external cladding for most buildings. Western Timber Research and Development Association (). Species all the species are durable and suitable for external use for a minimum 25 years. Imported western red cedar – very good for cladding, light, pliable. Page 1. Cladding Installation details including;. Head, Cill and Jamb. TRADA Drawings supplied by.
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Design the buildings of the future Access our free academic learning resources Impartial guidance, design details and case studies. Covers solid timber, softwood and hardwood cladding. Major Timber Industry Members. How can I prevent my cladding from leaching out extractives?
The Amber document status indicator indicates that exernal caution is needed when using this document – it is either: Horizontal boards cannot be easily bent around tight radial curves, particularly if they have a tongued and grooved profile.
What type of fasteners should I use with timber cladding? Books Online Videos Design Tools.
It is now a member of the BM TRADA Group of companies and is the appointed provider for research and information programmes and for the administration of its member services. This curvature can be achieved, for example, by building the battens up in layers thin enough to be bent cold, before fixing them extsrnal position by gluing and screwing.
In the summer of the idyllic shoreline of Lymington-Keyhaven Nature Reserve was home to a pair of lightweight timber cabins, known collectively as The Observatory. Document Status Indicators The Green document status indicator indicates that the document is: Durable species may be more expensive to specify at the outset but may require less maintenance than a cheaper, less durable species.
Timber cladding may not be acceptable close to boundaries or above a certain height. Measures that can be taken include careful building design including water-shedding details to direct rainfall away from the cladding and protecting absorbent surfaces around the cladding from the runoff during the initial weathering process. The Red document status indicator indicates that the document is an old version The document has likely been withdrawn by the publisher, also the meta data presented here may be out of date as it is no longer being maintained by the editorial claeding at NBS.
TRADA also recommends that any individual part of the board, for example the tongue or top edge of a featheredge board, should not be less than 9mm in thickness.
Stella & Rose’s Books
Quick Links ; Wood Species Database. There are options for discreet fixing, but this is an area where specific advice should be sought from an expert source. Home Membership Wood Information Publications. This document Older versions. Want access to British Standards?
Crosslam and glulam house. Key publications include a wide range of Wood Information Sheets for specifiers, Span tables, Eurocode 5 guidance, Construction briefings and technical manuals on timber frame, cladding, decking, green oak, high performance windows, flooring installation and timber in refurbishment.
TRADA | Timber Research and Development Association
Commercial consultancy by BM TRADA can also be provided where written or professional opinion is required on specific products or projects. Major Timber Industry Members. Stainless steel or non-ferrous fasteners are preferred to prevent long term corrosion and possible chemical reaction with some tgada species.
Tongued and grooved boards should be further limited, preferably to mm max mmwith only kiln-dried wood used. Click here to find out how to externaal this document. Depending on its location, wood cladding may require pre-treatment with a fire retardant, which must be compatible with any preservative treatments and coatings.
Are you sure you want delete this item? To view drawings that are within our books, please visit our online books section. Offers guidance to designers and specifiers to enable best practice principles to be applied to external timber cladding.
I want to clad onto a curved surface, what should I consider? It is therefore preferable to use vertical boards, with horizontal battens that curve. The Amber document status indicator indicates that some caution is needed when using this document – it is either: Dashboard Account Details Log out. Want access to Cladeing Standards?
Timber frame construction 4 Clear All Filters. Cladding on a curved surface should be designed to mitigate water runoff collecting in cavities and capillary action causing high moisture content at joints.
Detail Drawings | TRADA Wood Information
There are a number of ways of removing stains, from washing to the application of chemical cleaners. TRADA members benefit from full access to our research and publications.
Top ten tips for timber cladding Choose and use: Eurocodes Span Tables Wood Species. Again there may be more recent versions of the document. Softwoods can generally be fixed with suitably sized ring-shank nails, but TRADA recommends hardwoods are fixed with screws and washers through oversized holes where double fixings are used.
External timber cladding
What species are suitable for use in timber cladding? Are you sure you want delete this item? Softwood is the most common choice for cladding in the UK, with home-grown species increasingly selected. This document Tijber versions. Document Status Indicators The Green document status indicator indicates that the document is: