Gripsure Pro Premier decking profile using two inserts will achieve a minimum PTV value of 94 (pendulum test value) Gripsure Pro Premier decking using three inserts will achieve a minimum PTV value of 100. Gripsure Pro Premier uses slow grown Northern European fifths grade redwood and is supplied with FSC® timber. Gripsure Pro Premier board profile dimensions are ex 150mm width x 38mm depth, giving a finished product profile of approx 145mm x
32mm. Standard lengths available are 2.4m to 5.1m. A bespoke cutting service is available for any lengths. Gripsure Pro Premier is vacuum/pressure treated to meet the requirements of Use Class 4 (BS EN 335), and visually graded to a minimum of C16, which gives 25 year in service life.