From a green perspective, there are a couple of major problems with the use of plywood
It is not manufactured in the UK so has to be imported, with the associated problems of international transport which increases embodied energythe total amount of energy it takes to make a material (or a building). See more on [...]
overview
‘Timber frame’ has several meanings:
Platform frame where walls are assembled on site into storey[for the purposes of part B (fire) of the Approved Documents to the Building Regulations] this means a. any gallery[for the purposes of part B of the Approved Documents] - A raised area or platform around the sides or at the back of a room which provides extra space. Habitable room A room used, or intended to be used, for dwellinghouse[for the purposes of part B of the Approved Documents] -
A unit of residential accommodation occupied (whether or not as a sole or main residence):
a. by a single person or by people living together as a family
b. by not more than six residents living together as a single household, including a household where care is provided for residents. (See also paragraphs 0.22 and 0.23.)
Dwellinghouse does not include a flat or a building containing a flat. purposes (including; for the purposes of Part B, a kitchen, but not a bathroom). if its area is more than half that of the space into which it projects; and b. a roof, unless it is accessible only for maintenance and repair.[for the purposes of part B (fire) of the Approved Documents to the Building Regulations] this means a. any gallery[for the purposes of part B of the Approved Documents] – A raised area or platform around the sides or [...]
The Building RegulationsThese are the legal regulations which govern how a house is constructed. (not to be confused with Planning Permission which is about whether you are allowed to build the house at all or what it might look like) see Building Regulations)
The Building RegulationsThese are the legal regulations which govern how a house is constructed. (not to be confused with Planning Permissionthe legal basis for being allowed to do some form of development such as building a house. (not to be confused with Building Regulations which is all about whether the building is properly constructed). see more on Planning Permission
which is about whether you are allowed to build the house at all or what it might look like) see Building Regulations), part Apart A of the Building Regulations Approved [...]
Method of construction
How you design and build the structural elements of a house depends on many factors. Although not in particular order, because they can all dynamically affect each other, the first few do tend to set the scene, especially regarding what the planners will allow.
Traditional considerations :
Planning conditions
Planners [...]
this clay plaster wall at the Denby Dale passivhausSee more on the PassivhausSee more on the Passivhaus standard. The PassivHaus Institute has pioneered a standard for low energy buildings. It includes very low energy usage and ways of achieving this. The word is derived from the idea of buildings which are fundamentally low energy and passive solar heated rather than using extra gadgets to heat them. See Passivhaus for the UK branch of the organisation. standard. The PassivHaus Institute has pioneered a standard for low energy buildings. It includes very low energy usage and ways of achieving this. The word is derived from the idea of buildings which are fundamentally low energy and passive solar [...]
Structural insulated panels have been around for decades but have only recently achieved the interest they deserve. They are large factory made panels including walls floors and roofs and are fixed together on site. A lot of the kit houses in the UK are based on SIPsStructural Insulated Panels - prefabricated (usually in a factory) timber panels often forming part of an integrated building system and aimed at fast site erection. see more on SIPs.
Several factors distinguish them from traditional building [...]
timber house in the Field of Dreams, Findhorn FoundationThe Findhorn FoundationThe Findhorn Foundation is a large community near Inverness. There is a strong emphasis on sustainable building and living. is a large community near Inverness. There is a strong emphasis on sustainable building and living.
See some of the wealth of interesting UK timber designs here.
advantages and drawbacks
Timber can provide some of the greenest solutions to house building for several [...]
Oriented strand board is an excellent alternative to plywood provided it is woodmarked and sourced as locally as possible
Greenpeace have recently come out with a report about how unsustainable much of the plywood is that is imported into the UK, and how OSBOriented Strand Board is an excellent alternative. Below is an extract showing where [...]