CWCT members may download the technical updates by visiting The Cladding Forum
Non-members who have purchased the CWCT Standard for systemised building envelopes, 2006, have been sent the relevant updates and will continue to receive updates as they are released.
Technical updates are modifications to CWCT Standards and guidance which should always be read in conjunction with the Technical publications.
These publications are intended for use only by appropriately qualified designers, specifiers and others (with relevant experience) in each case having regard to the particular circumstances and requirements of each case, and exercising professional judgement including the reasonable skill and care to be expected of a professional of the relevant discipline, in that context.
CWCT accepts no duty of care, obligation or liability, whatsoever, to its members or others, in relation to the use of these publications for any purpose.
| Number | Date | Title |
| TU25 | March 2023 | Pressure equalisation of open jointed rainscreen |
| TU24 | July 2020 | Site Hose Testing |
| TU23 | September 2017 | TN67 Safety and fragility of glazed roofing: testing and assessment |
| TU22 | August 2015 | Displacement at supports |
| TU21 | April 2015 | Dynamic watertightness test |
| TU20 | March 2015 | Structural calculations – CE marking of curtain walling |
| TU19 | August 2014 | Safety and fragility of roof glazing |
| TU18 | March 2014 | Allowable deflections - distributed with Standard for systemised building envelopes, 2006 |
| TU17 | October 2011 | Calibration of test chamber for air leakage - from November 2011, distributed with Standard for systemised buildings envelopes, 2006 |
| TU16 | January 2011 | Response to Approved Document L, 2010 |
| TU15 | November 2010 | Replacement of British Structural design codes by Eurocodes -from November 2011, distributed with Standard for systemised buildings envelopes, 2006 |
| TU14 | July 2009 | Load combinations - from November 2011, distributed with Standard for systemised buildings envelopes, 2006 |
| TU13 | March 2008 | Measurement of displacement - from November 2011, distributed with Standard for systemised buildings envelopes, 2006 |
| TU12 | April 2008 | Redundancy of fixings -from November 2011, distributed with Standard for systemised buildings envelopes, 2006 |
| TU11 | March 2008 | Acceptable water leakage - from November 2011, distributed with Standard for systemised buildings envelopes, 2006 |
| TU10 | December 2003 | Use of glass overhead - superseded by Technical Note 68 |
| TU09 | February 2004 | Specification and verification of thermal performance for Part L2 of the Building Regulations - superseded by Revision of Part L |
| TU08 | March 2003 | CWCT Standards and European Standards - superseded by Standard for systemised building envelopes, 2006 |
| TU07 | August 2002 | Buckling of curtain wall mullions |
| TU06 | August 2002 | Dynamic watertightness testing of slope glazing - superseded by Standard for systemised building envelopes, 2006 |
| TU05 | March 2002 | Building Regulations Approved Document L2 (England and Wales) - showing compliance of curtain walls - superseded by Revision of Part L |
| TU04 | December 2000 | Use of glass overhead - superseded by TU10 |
| TU03 | June 2000 | Condensation on glazing frames - superseded by Standard for systemised building envelopes, 2006 |
| TU02 | February 2000 | Air and water testing with a site cabinet |
| TU01 | February 2000 | Dynamic watertightness tests - superseded by Standard for systemised building envelopes, 2006 |