25x50mm Fully Graded Treated Batten (BS5534:2003+A1:2010) [PEFC]
Is fully graded to meet all aspects of BS5534:2003+A1:2010 BUT ALSO INCLUDES A FINAL GRADE FOR KNOTS. Thereby eliminating the need for grading on site (which is now a requirement for all NHBC homes)
The batten is independently accredited by BM Trada.
For Graded Timber Roofing Battens the following check list is a guide to help you understand what has been assessed to achieve BS5534:2003
Dimensions / tolerances. Species, Rate of growth, Slope of grain, Knot size, Decay and insect attack,Distortion, Identification & marking, Wane, Fissures, Treatment – 60 year warranty & PEFC accreditation.
Our roofing batten meets current NHBC requirements for fully graded
battens. It’s distinctive BLUE colour means that it is highly visible, allowing our
customers to distinguish our graded battens against any other type of batten.