300 Series Headwall

A one-piece reinforced concrete headwall for up to 300mm diameter pipes. Only available in the height option but provision can be made for the fixing of tidal flaps up to 300 diameter. Three M20 threaded lifting points are cast in for use with RD20 lifting loops. Stainless steel sockets are provided for the attachment of gratings.

  • Standard Stock item – Delivery 3-5 working days

Request Quotation

Product information.

key FEATURES.

  • Precast in controlled factory conditions with steel moulds to guarantee accuracy
  • Faster, cheaper and safer than casting on site.
  • Optional Extras: flap valves, penstocks, handrails and gratings can be factory fitted on request
  • Coloured concrete and powder coated steelwork options available
  • ECO 1 sustainable concrete mix as standard / ECO 1 Ultra option available

need technical drawings?

BIM files / CAD Drawings.

Are you an architect needing to access BIM files or CAD Drawings? If so, register to access our design portal with over 300,000 designs and technical drawings.

Request today

installation guide

expert tips and best practices.

It is recommended that the unit should be bedded on 100mm of dry mix concrete. The drainage pipe to be entered through approximately 50mm and the gap around the pipe to be filled with cement mortar.

Can’t find what you’re looking for?

get in touch today.

We can customise headwalls to meet your specific needs. Send us your specification for a quote.

Make an enquiry

related products

Find What Fits Your Needs.

Explore our range of related products designed to complement your project and enhance performance across various applications.

© 2025 JKH Drainage. The JKH logo and Eco 1 are registered trade marks of JKH Drainage Units Limited. All Rights Reserved.

Website by

PLEASE PROVIDE YOUR NAME AND EMAIL TO DOWNLOAD