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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  • DECKING
    • Yellow balau hardwood decking
      Yellow Balau Hardwood Decking ***FSC®*** & SVLK
      Ipe hardwood decking
      IPE Hardwood Decking ***FSC®***
      Thermory benchmark thermo ash decking
      Thermory Benchmark Thermo-Ash Decking
      Yellow balau hardwood components
      Yellow Balau Hardwood Components SVLK
      Tali hardwood decking
      Tali Hardwood Decking ***FSC®***
      Jatoba hardwood decking
      Jatoba Hardwood Decking ***FSC®***
      Spruce decking
      Thermory Spruce Decking PEFC
      Thermowood pine decking
      Thermowood Pine Decking PEFC
      Iroko hardwood decking
      Iroko Hardwood Decking
  • CLADDING
    • Western red cedar cladding
      Western Red Cedar Cladding PEFC
      Thermo ayous cladding
      Thermo Ayous Cladding
      Thermory benchmark thermo ash cladding
      Thermory Thermo-Ash Cladding
      Douglas fir cladding
      Douglas Fir Cladding PEFC
      Larch cladding
      Larch Cladding ***FSC®*** & PEFC
      Thermowood cladding
      Thermowood Pine Cladding PEFC
      Far eastern hardwood cladding
      Far Eastern Hardwood Cladding PEFC & SVLK
      Radiata pine cladding
      Thermory Radiata Pine Cladding ***FSC®***
      Black barn cladding
      Black Barn Cladding PEFC
      Cedar shingles and ridge tiles
      Cedar Shingles & Ridge Tiles PEFC
      Thermory thermo ash decor rhomb tiles
      Thermory Thermo-Ash Decor Rhomb Tiles Internal
      Cedral cement board cladding
      Cedral Cement Board Cladding
  • FENCING / PAR
    • Western red cedar fencing par
      Western Red Cedar Fencing & PAR PEFC
      Thermo ayous fencing
      Thermo Ayous Fencing & PAR
      Douglas fir fencing
      Douglas Fir Fencing & PAR PEFC
      Yellow balau hardwood fencing
      Yellow Balau Hardwood Fencing SVLK
      Far eastern hardwood fencing
      Far Eastern Hardwood Fencing PEFC & SVLK
      Thermowood fencing
      Thermowood Pine Fencing PEFC
      Radiata pine fencing
      Radiata Pine Fencing ***FSC®***
      Larch fencing and par
      Larch Fencing & PAR PEFC
      Iroko hardwood fencing
      Iroko Hardwood Fencing
  • SAUNA
    • Saunas
      Sauna Cladding & Benches
  • SLEEPERS
    • Sleepers
      Sleepers ***FSC®***
  • FIXINGS & TREATMENT
    • Osmo treatment and accessories
      Osmo Treatment & Accessories
      Owatrol treatment and accessories
      Owatrol Treatment & Accessories
      Deckwise hidden fixings and accessories
      Deckwise Hidden Fixings & Accessories
      Thermory treatment and fixings
      Thermory Treatment & Fixings
      Specialist decking screws
      Spax Specialist Decking Screws
      Stainless steel facade screws
      Spax Stainless Steel Facade Screws
      Construction screws
      Spax Construction Screws
      Decking accessories
      Decking Accessories
      Stainless steel nails
      Stainless Steel Nails
      Paslode stainless steel brads
      Paslode Stainless Steel Brads
      Walther strong deck tape
      Walther Strong Deck Tape
      Treatment samples
      Treatment Samples
      Brushes and application tools
      Brushes & Application Tools
      Drive bits router bits and plug cutters
      Drive Bits Router Bits & Plug Cutters
      Colour coordinated screws for cedral weatherboard
      Cedral Accessories
  • MOULDINGS
    • Meranti hardwood mouldings
      Meranti Hardwood Mouldings PEFC & SLVK
      American white oak mouldings
      American White Oak Mouldings
  • SAWN
    • Meranti sawn
      Meranti Sawn PEFC & SLVK
      Iroko sawn
      Iroko Sawn
      American white oak sawn
      American White Oak Sawn
      Western red cedar sawn
      Western Red Cedar Sawn PEFC
  • Special Offers
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  • DECKING
    • Ipe hardwood decking
    • Ipe hardwood decking IPE Hardwood Decking ***FSC®***
    • Iroko hardwood decking
    • Iroko hardwood decking Iroko Hardwood Decking
    • Yellow balau hardwood decking
    • Yellow balau hardwood decking Yellow Balau Hardwood Decking ***FSC®*** & SVLK
    • Yellow balau hardwood components
    • Yellow balau hardwood components Yellow Balau Hardwood Components SVLK
    • Jatoba hardwood decking
    • Jatoba hardwood decking Jatoba Hardwood Decking ***FSC®***
    • Thermory benchmark thermo ash decking
    • Thermory benchmark thermo ash decking Thermory Benchmark Thermo-Ash Decking
    • Thermowood pine decking
    • Thermowood pine decking Thermowood Pine Decking PEFC
    • Tali hardwood decking
    • Tali hardwood decking Tali Hardwood Decking ***FSC®***
    • Spruce decking
    • Spruce decking Thermory Spruce Decking PEFC
  • CLADDING
    • Western red cedar cladding
    • Western red cedar cladding Western Red Cedar Cladding PEFC
    • Cedar shingles and ridge tiles
    • Cedar shingles and ridge tiles Cedar Shingles & Ridge Tiles PEFC
    • Cedral cement board cladding
    • Cedral cement board cladding Cedral Cement Board Cladding
    • Larch cladding
    • Larch cladding Larch Cladding ***FSC®*** & PEFC
    • Douglas fir cladding
    • Douglas fir cladding Douglas Fir Cladding PEFC
    • Thermo ayous cladding
    • Thermo ayous cladding Thermo Ayous Cladding
    • Thermowood cladding
    • Thermowood cladding Thermowood Pine Cladding PEFC
    • Black barn cladding
    • Black barn cladding Black Barn Cladding PEFC
    • Far eastern hardwood cladding
    • Far eastern hardwood cladding Far Eastern Hardwood Cladding PEFC & SVLK
    • Radiata pine cladding
    • Radiata pine cladding Thermory Radiata Pine Cladding ***FSC®***
    • Thermory benchmark thermo ash cladding
    • Thermory benchmark thermo ash cladding Thermory Thermo-Ash Cladding
    • Thermory thermo ash decor rhomb tiles
    • Thermory thermo ash decor rhomb tiles Thermory Thermo-Ash Decor Rhomb Tiles Internal
  • FENCING / PAR
    • Western red cedar fencing par
    • Western red cedar fencing par Western Red Cedar Fencing & PAR PEFC
    • Larch fencing and par
    • Larch fencing and par Larch Fencing & PAR PEFC
    • Douglas fir fencing
    • Douglas fir fencing Douglas Fir Fencing & PAR PEFC
    • Thermo ayous fencing
    • Thermo ayous fencing Thermo Ayous Fencing & PAR
    • Thermowood fencing
    • Thermowood fencing Thermowood Pine Fencing PEFC
    • Yellow balau hardwood fencing
    • Yellow balau hardwood fencing Yellow Balau Hardwood Fencing SVLK
    • Iroko hardwood fencing
    • Iroko hardwood fencing Iroko Hardwood Fencing
    • Far eastern hardwood fencing
    • Far eastern hardwood fencing Far Eastern Hardwood Fencing PEFC & SVLK
    • Radiata pine fencing
    • Radiata pine fencing Radiata Pine Fencing ***FSC®***
  • SAUNA
  • SLEEPERS
  • FIXINGS & TREATMENT
    • Osmo treatment and accessories
    • Osmo treatment and accessories Osmo Treatment & Accessories
    • Owatrol treatment and accessories
    • Owatrol treatment and accessories Owatrol Treatment & Accessories
    • Deckwise hidden fixings and accessories
    • Deckwise hidden fixings and accessories Deckwise Hidden Fixings & Accessories
    • Thermory treatment and fixings
    • Thermory treatment and fixings Thermory Treatment & Fixings
    • Specialist decking screws
    • Specialist decking screws Spax Specialist Decking Screws
    • Stainless steel facade screws
    • Stainless steel facade screws Spax Stainless Steel Facade Screws
    • Construction screws
    • Construction screws Spax Construction Screws
    • Decking accessories
    • Decking accessories Decking Accessories
    • Stainless steel nails
    • Stainless steel nails Stainless Steel Nails
    • Paslode stainless steel brads
    • Paslode stainless steel brads Paslode Stainless Steel Brads
    • Walther strong deck tape
    • Walther strong deck tape Walther Strong Deck Tape
    • Treatment samples
    • Treatment samples Treatment Samples
    • Brushes and application tools
    • Brushes and application tools Brushes & Application Tools
    • Drive bits router bits and plug cutters
    • Drive bits router bits and plug cutters Drive Bits Router Bits & Plug Cutters
    • Colour coordinated screws for cedral weatherboard
    • Colour coordinated screws for cedral weatherboard Cedral Accessories
  • MOULDINGS
    • Meranti hardwood mouldings
    • Meranti hardwood mouldings Meranti Hardwood Mouldings PEFC & SLVK
    • American white oak mouldings
    • American white oak mouldings American White Oak Mouldings
  • SAWN
    • Meranti sawn
    • Meranti sawn Meranti Sawn PEFC & SLVK
    • Iroko sawn
    • Iroko sawn Iroko Sawn
    • American white oak sawn
    • American white oak sawn American White Oak Sawn
    • Western red cedar sawn
    • Western red cedar sawn Western Red Cedar Sawn PEFC
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