Tubular rail design with anti climb features

Tri-Guard® | Security Fencing

Tri-Guard® is an innovative range of security fencing and gates featuring pales with curved tops, set in clusters of three, joined by feature steel discs to create a decorative appearance with anti-climb and anti-scale performance.

TriGuard® correspond(s) to the generic component/material "steel" in the BRE Global Guide online generic specification(s) "Galvanised steel railings" which achieve(s) a summary rating of B within commercial, domestic, residential, health, industrial, education.

25 year service life guarantee

Tri-Guard® Features

  • Posts can be customised for Barbed wire / Razor wire / Rota Spike®
  • Vertical pale spacing conforms to building regulations for anti-trap
  • Unique vandal-proof panel to post connectors
  • Panels can be manufactured to accommodate sloping ground
  • Anti climb design
  • Pales cut at 45° and curved outwards for anti-climb
  • Matching single leaf and double leaf gates available


Tri-Guard® panels have three horizontal rectangle hollow section rails 50 x 25mm. The vertical round hollow section 19mm pales are grouped in threes with the top curved over. Metal discs are welded between the pales, one row for 2200mm high and two rows for 2500mm high.


We manufacture matching single and double leaf gates for this product, with a range of opening actions and manual and automatic operating options.

Browse Gates

Tri-Guard® Panel Specifications

Height (mm) Post Centres (mm)
Post Dimensions (mm)
Overall Post Length (mm)
2200 3010 80 x 60 3000
2500  3010  80 x 60  3000 

Post Options

  • Over length set in concrete as standard
  • Base plated to bolt down onto concrete
  • Cranked to suit wall mounting
  • Standard Finishes

  • Hot dip galvanised to BS EN ISO 1461 as standard
  • Hot dip galvanised and powder coated to BS EN 13438
  • Marine coat for installations within 500m of salt water or an estuary
  • Standard Colours

  • Black RAL 9005
  • Green RAL 6005
  • Other colours are available on request
  • Vertical Bar Fencing Range

    We have a wide range of vertical bar fencing, all with a 25 year guarantee. Browse individual products or view the full range below.

    View Range