Sawn Batten UC3 Treated 38 x 50mm 4.2m Length is suitable for a variety of uses including construction, landscaping and fencing. It can be used for screeding concrete, holding insulation sheets in walls and fence rails. The treated batten is perfect for creating an air gap below rafters. It has been treated to UC3 so can be used externally and has protection against water damage, wood decay and any insect damage which provides a longer lasting timber. Not suitable for use as roofing batten.