Sideform is a permanent formwork product used for forming in-situ ground beams. Based upon the Cordek Groundform system, it is supplied in a range of standard sheet sizes to be cut on site or alternatively manufactured to suit a specific depth of ground beam.

The Sideform panels are quick and easy to install and reduce concrete wastage.The sheets are supplied flat packed reducing the space required to store them on site. Sideform can also be combined with our Cellcore HX range to provide a solution for projects that require protection from ground heave.


  • Lightweight and easy to handle
  • Range of standard sheet sizes
  • Easily stored
  • Robust and economical


A permanent formwork system for the construction of ground beams and pile caps. It can also be used in conjunction with the Cellcore HX range where ground heave protection is required.


Sideform is suitable for ground beams with a maximum depth of 660mm. Please consult the Groundform & Sideform Data Sheet for information relating to the available panel sizes and suitability for any greater depth of beams.


Data Sheets

Product Issue Date Version Size Download
Sideform Data Sheet 08/2021 3 445.6 KB

Standard Details

Product Issue Date Version Size Download

MSDS Data Sheets

Product Issue Date Version Size Download
Correx MSDS 07/2016 3


Product Issue Date Version Size Download
Construction Solutions 01/2020 2 6.6 MB

Installation Guides

Product Issue Date Version Size Download
Sideform Installation Guide 12/2018 1 1.6 MB

NBS Clauses

Our NBS Clauses are hosted on the external website - view NBS Clauses

BIM Library

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