Cladding materials should be ordered with enough time to allow for manufacture and transport. Profile, thickness, colour, grade, and any requirements for labelling of bundles should all be clearly identified.

Do not mix products; different manufacturers use different paint formulations. Where different brands of pre-painted material are used on the same building, differences in colour, gloss, and weathering performance may appear immediately or over time.

Revision Category: 
3 - Substantial change to recommendation
Revision Detail: 

This clause has been reviewed as part of a substantial revision of COP Clause 14. Installation.