Building

Loft Conversions with Timber
by Edinburgh Napier University|01 November 23|Build
Converting a loft into an active living space needs careful consideration due to modification of structural timbers and increased loads. But utilising timber improves performance thanks to its thermal and acoustic insulation properties.
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Upgrading Doors for Fire Resistance
by Edinburgh Napier University|31 October 23|Build
While it is preferable to install new third-party certificated fire resisting doors incorporating latest technologies, there are circumstances where it may be desirable to use existing doors but with increased fire resistance, such as in heritage buildings.
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use class 4
Use Class 4 treated timber: specifying, buying and installing
by TDUK|26 April 23|Build
Preservative treatment provides wood with added durability (against decay and insect attack). But, it’s a mistake to assume that all treated wood is the same. The level of preservative protection required depends on where it is to be used.
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Developed by the Construction Products Association, CCPI is in response to one of the key findings of the enquiry into the Grenfell fire which confirmed that shortcomings in product information had contributed to the disaster.
Code for Construction Product Information (CCPI)
by TDUK|08 November 22|Build, Supply
The UK is raising the bar on performance information supplied with construction products with Isuue 1 of the CCPI, published in September 2021.
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Preservative Treated Wood
The Buyer’s Guide to Preservative Treated Wood
by TDUK|08 November 22|Build
The WPA Code of Practice for Industrial Wood Preservation groups the applications for treated wood into Use Classes
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Wood – Building the Bioeconomy
by TDUK|21 September 21|Supply, Sustainability
Wood - A vital resource for the planet
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Use class 4
Understanding Use Class 4 (UC4)
by TDUK|21 September 21|Build
Consumer and contract law require that any product offered for sale must be fit for its intended use and a wood product impregnated with preservative is no exception. The minimum standards for the treatment of wood are set out in British Standard BS8417 (Preservation of Wood: Code of Practice). In...
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Use class 3c
Understanding Use Class 3 (UC3)
by TDUK|21 September 21|Build
Use Class 3 is for end uses where wood is used outdoors NOT in contact with the ground.
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Use class 2
Understanding Use Class 2 (UC2)
by TDUK|21 September 21|Build
Use Class 2 is for end uses where wood is used indoors, above ground and within the building envelope, but with an occasional risk of wetting (from plumbing leaks for example).
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