The battens are blue in colour indicating that each individual batten has been assessed, graded and complies with the strength requirements of BS5534.
The battens are blue in colour indicating that each individual batten has been assessed, graded and complies with the strength requirements of BS 5534 : 2003 + A1 : 2010.
The battens are manufactured from timber selected from approved sources in accordance with BS 5534 : 2003 + A1 : 2010 and graded by an optical grading machine prior to the application of a colour pigmented preservative treatment.