Award winning combined kerb and drainage system

KerbDrain is an award winning combined kerb and drainage system specifically designed and developed to form an integral part of any modern, sustainable surface water management solution

It is the first combined kerb drainage system to use recycled materials and be independently certified and Kitemarked to BS EN 1433: 2002. The one-piece system is suitable for a wide range of applications including major and minor highways, car parks, and commercial and urban landscaping.

The system also benefits from an extensive range of problem-solving components including; perforated and flush centre stones, drop kerbs, radius and mitred units, internal angles, quadrants, and bus stop units.

ACO KerbDrain has a range of units to match HB1, HB2 and 45° splayed profiles, and a selection of depths and lengths to meet the hydraulic and performance requirements of many highways or drainage schemes.

Available sizes

The system is available in a range of HB1, HB2 and SP kerb stone profiles to meet a wide range of applications. Channel widths include; 255mm, 280mm, 305mm, 380mm, 405mm, 455mm and 480mm depths.

NEW 1 Metre KerbDrain HB480 and SP455

We are pleased to announce the addition of 1 metre channels in sizes HB480 and SP455. Driven from feedback given by our customers, the 1 metre lengths offer quicker installation times on-site and the ability to install more meterage per day. The channels are Kitemarked and fully certified to BS EN 1433:2002 D400. 

All ACO KerbDrain channel ranges are now available in 500mm and 1 metre lengths. 

To find out more about the new KerbDrain channels, please see the inform below. 

Featured Downloads

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KerbDrain Inform - HB480 and SP455
KerbDrain Inform - HB480 and SP455

Find out more about the new HB480 and SP455 1 metre channels.

KerbDrain Brochure
KerbDrain Brochure

Find out more about ACO's combined kerb and drainage system



  • Certified for all highways applications
  • Impact resistance 50% higher than OPC kerb units
  • Manufactured from sustainable material
  • SUDS compliant
  • Full range of problem solving components for all sizes
  • ACO KerbDrain units are available in half battered (HB) or splayed (SP) profiles to BS EN 1340:2003
  • Capacity choices optimise hydraulic performance
  • One piece combined kerb and drainage system
  • Available in 255mm, 280mm, 305mm, 380mm, 405mm and 480mm depths
  • Complies with IAN 117/08, Clause 516 SHW and is Kitemarked to BS EN 1433:2002 for highway use
  • ACO KerbDrain is fully certified to Load Class D 400 BS EN 1433:2002 and CE marked
  • Tough and robust channel design


  • Manufactured from sustainable material
  • Full range of problem solving components for all sizes
  • Capacity choices optimise hydraulic performance
  • Award winning one-piece design
  • Shallow KerbDrain allows for construction in restricted depth sites.
  • Simple watertight installations
  • Safe manual and mechanical handling
  • High daily installation rate
  • Thermally stable, chemically resistant, environmentally friendly product manufactured from Vienite, ACO high strength sustainable material

Recommended Applications

  • Public landscaping
  • Car parking
  • HGV parking
  • Petrol station forecourts
  • Light industrial
  • Heavy industrial
  • Public highways
  • Distribution yards
  • Security areas
  • SuDs

Not Recommended Applications

  • Threshold drainage
  • Airport (airside)
  • Domestic landscaping
  • Port and dock sides
Overview of profiles

Splay | ACO KerbDrain®

  • 45° profile
  • Designed for use on rural roads and highways
  • SP to HB transitions available

HB | ACO KerbDrain®

  • Half battered profile
  • Designed for use on urban roads, highways and car parks
  • HB to SP transitions available

Bus Stop | ACO KerbDrain®

  • Half battered profile
  • Designed for use at bus stops to ease pedestrian safety
  • Transitions to standard HB range available
Featured download

To download the KerbDrain brochure, please use the link below.

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