This specification covers treatment of timber products by pressure processes in closed vessels with preservative materials and solutions.
This specification is divided into two general sections. Sections 1-9 cover requirements relating to all species and commodities, while Tables 1-7 show requirements relating to specific species and commodities. The purchaser should note that these individual requirements vary widely and, consequently, great care must be used in applying them in specific instances.
The values stated in inch-pound units are to be considered as standard.