Pergola Rowan D2m x W4m
UK Timbersolution
£2340
Why Use a Lattice on Your Oak Pergola? At Timber Solution , we recommend a 30 × 50 mm oak lattice (battens) for pergola roofs. Each piece is notched into the rafters and fixed with stainless steel screws , adding strength, stability, and elegance while preventing shrinkage or loose joints. Do Oak Pergolas Twist? Twisting is a natural process as oak dries. It’s normal, but more visible with smaller beams. A lattice, ribs, or larger section beams reduce this movement to a minimum. What Size Rafters Are Best? Oak pergola rafters should be at least 60 × 140 mm . When notched for lattice, depth red
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