ctbbplus.fr
Certification scheme for treated wood and timber construction, with a directory of certified service companies
Highlights
- New on EvolcAdded 2026-11-02
About ctbbplus.fr
CTB B+ is a certification for wood preservation, construction and durability. It covers products and services in timber construction, and the site presents treated wood of use classes 3 and 4 for facades, terraces, cladding, outdoor fittings and agricultural uses such as stakes and tutors.
The site offers guidance on wood use classes, a technical specification (CCTP) on timber construction and durability, and a list of companies holding the CTB-B+ service certification. Its audience is construction professionals and specifiers.
Product: CTB-B+ certification of wood preservation and timber construction products and services, with use-class guidance and a technical specification.
Jobs at ctbbplus.fr
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