i think they are hardwood, softwood and plywood although I am not positive. I will check it and get back to you though.
J2 timber class is a classification used in Australia to denote a specific grade of structural timber that has been treated to be durable and resistant to decay and insect attack. This class is typically used for various structural applications, including framing and decking, where moderate to high strength and durability are required. J2 timber is often sourced from species that are known for their strength properties, making it suitable for construction in different environments.
The timber is not different but it comes from sustainable sources. So in theory it does not reduce the amount of forest cover. Some people would argue that the distinction is spurious.
there are lots of techniques by which we can improve the life of a timber like seasoning of timber,by applying different types preservatives coat before it is used.
heart shake
Timber windows can pose many different problems for consumers. Some of the problems that can occur with timber windows are: swelling, molding, termites, and rotting.
Different types of PVA are used to join timber.
Timber and different kinds of animals.
Its Simply sorting timber into different groups-or stress grades with timber having similar structural properties in one group. Brian Kagezi S.
Pressure treated timber is timber impregnated with chromated copper arsenate under pressure and vacuum cycles. These preserve the timber from various fungicides that would normally eat the timber reducing its life-span.
At iWood you can purchase timber and wood online. You can get various different shapes and sizes, different types, and use these for any reason you desire (such as building a deck in your backyard).
Different Class was created in 1994.
its just a spiceas of wolf