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Castellation System - CS

Castellation System (CS) is a unique system that provides unlimited castellated design options.

The system has been tested and certified by CWCT, ensuring its reliability and safety. CS comes in different variations, including Castellation System Narrow (CSN), Castellation System Wide (CSW), Castellation System Varied (CSV), and Castellation System Step (CSS). Each variation offers a unique design option to choose from.

Our rainscreen systems are designed to meet your specific requirements. We offer a wide range of materials, colours, and finishes to choose from, allowing you to bring your design to life. All our rainscreen systems have been independently tested and accredited by CWCT, ensuring the safety and reliability of our product.

CSN - Castellation System Narrow

CSW - Castellation System Wide

CSV - Castellation System Varied

CSS - Castellation System Step

With Castellation System, you can enjoy the freedom to create a unique and stunning design that meets your needs and exceeds your expectations. Our team of experts is always ready to assist you in choosing the right variation and material to make your project a success.

Castellation Types
Castellated Full Res
cwct & technical

NBS Specify Me


  • Plank Lengths 6400mm max (dependant material availability)
  • Horizontal Joint - Open or Butt strap
  • Thickness - Max of 2mm
  • Fixing - Self Drill mechanical fix
  • Fixing centres - 300mm max
  • Install method - Overlap right over left or vice versa
  • CWCT tested with Hilti-Eurofox

What castellation profiles can be achieved?

  • All variants between max-min follow rule: ‘Depth’ x 0.75 = min ‘Base’ at this depth
  • Depth min = 26mm
  • Depth max = 100mm
  • Nose width min = 32mm
  • Nose width max = 150mm
  • Base width min = 28mm
  • Base width max = 146mm
  • Up to 6400mm lengths (depending on material availability)
  • CWCT tested
  • Easy install
  • Available in different materials and finishes
  • Available in different castellated profiles.


  • PPC
  • Pre-Paint
  • Anodised
  • Corten
  • Rimex

1305 Hedon Road 01482 320 336

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