FastFlow - Bridge Deck Drainage System

The only product of its type to carry the Kitemark. Fowler & Holden's FastFlow products offer effective drainage systems, produced at our UK foundry, catering for both surface and sub-surface drainage.

See FastFlow being rigorously tested

The only UK manufactured Type I product made from Ductile Iron giving up to 30% greater water channel capacity than other materials.

Highways Agency Requirements

The efficient removal of surface and sub-surface water provides protection to drivers in adverse weather conditions as well as ensuring the durability and performance of highway surfaces.

Suppliers must be ISO 9001 accredited, and the accreditation body must be a member of UKAS. Products must carry the CE mark, and must be produced to EN1433. They must also be load tested to D400 standards..


Why Choose FastFlow?

We can produce all grades of SG & Grey Iron, conforming to EN and ASTM Standards, including heat, wear, and corrosion resisting grades.

  • Compliant with specification for Highways Works
  • FIREPROOF
  • Compliant with NRA design manual for roads and bridges
  • Compliant with IAN 117/08
  • Compliant with TS IA 28
  • ITT certification by a notified body
  • Fully Compliant to BS EN 1433:2002 Group 4 D400
  • BSI Kitemark (KM 510118)
  • ISO 9001 Accredited
  • 100% recyclable
  • Manufactured from Recycled materials
  • HSE compliant for manual and mechanical handling