Snapa Lean-to Glazing Bars are designed and extruded as a low cost, budget, PVC snap-fix glazing bar which makes them ideal for many DIY projects such as carports, verandas and canopies. Snapa Lean-to Glazing Bars are designed for fitting Axiome polycarbonate to timber rafters or other structures and will suit a wide range of thicknesses including 10mm, 16mm, 25mm, 32mm and 35mm Axiome Polycarbonate.