Please click on the required declaration of performance to download.

For any other DOPs or  UKCA/CE marking information, please contact a member of our technical services team on 0114 242 2171 or email

Wall Ties

Cavity Wall Ties

Frame Cramps

Movement Ties

Channel Ties

Structural Steelwork

Masonry Support Systems(UKCA)


BS EN 1090 Accreditation

Certificate of Factory Production Control and Welding (UKCA)