8X8 APEX SHED HEAVY DUTY TANALISED. Tanalised pressure treated redwood. This can take many years if left to occur naturally, but kiln-drying the logs speeds up this process. As they dry, the logs shrink slightly – most of the shrinkage actually happens before manufacture, but once the Timber Building has been installed, a further amount of shrinkage is likely to occur as the Timber acclimatise to their location.
