Decking Volume and
Decking Screw Calculator

Width Of area to be decked in meters
Length Of area to be decked In meters
Amount of decking required in square meters
Site of decking
Total amount of decking required is
* Please note that while this calculator shows the decking required, Southgate Timber advises that 10% be added to the total to cover wastage.
Estimated number of screws required for amount of decking
Screws required based on 400mm centres on the frame
Screws required based on 450mm centres on the frame
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    • tali-hardwood-decking Tali Hardwood Decking ***FSC®*** COMING MARCH 2026
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  • MOULDINGS
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    • american-white-oak-mouldings American White Oak Mouldings
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