PACK OF 15 (Total 15 Units) - 25mm x 50mm Slate Lath Treated Roof Batten Graded to BS5534 - 4.2m Length Graded in accordance with BS5534 these roofing battens are the go to lath timber for your roofing project. Used to fix your roofing material of choice to the roof structure and treated in a colour to distinguish them from standard batten. Tally lengths requested will only be supplied when available from stock, or the equivalent meter run will be suppliedKey Features Graded according to BS5534 standards. Ideal for roofing projects. Used to fix roofing materials to the roof structure. Treated and colored for easy identification.