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  • 5/16 Hex Head fitting
  • Class 3
  • Zinc coated
  • Ideal for Timber frames
  • EPDM cupped washer to prevent rainwater entering screw hole

Bastion metal screws are ideal for polycarbonate roofing. They offer a cost effective fixing method.

We will gladly assist with returns and exchanges of this product in accordance with our returns and exchanges policy

Returns policy

Shop wherever you are, whenever you want.

  • Buy products online from our wide range
  • Click & Collect your purchase in-store or we'll deliver it to you
  • Zip pay is now available to purchase products online

Visit our Shop Online page to learn more.