High quality aluminium glazing bar system, suitable for glass or Axiome multiwall polycarbonate of any thickness. Upstand on the side offers a finishing detail where the final roof rafter butts up against a rising wall. Rafter gasket stretched along the rafter for cushioning and a full seal, allowing a 12mm gap between bars. Main bar comes pre-drilled. Full-width aluminium snap-down cover cap to conceal all the fixings and gaskets. Pre-Drilled Base Bar for Quick Installation Pre-Lubricated Gaskets Long Lasting Aluminium Design Metal End Cap to Reduce Glazing Slippage Easy to Install Suits any Thickness of Sheeting Pre-Drilled Base Bar for Quick Installation Pre-Lubricated Gaskets Long Lasting Aluminium Design Metal End Cap to Reduce Glazing Slippage Easy to Install Suits any Thickness of Sheeting