FM Approvals 4411:2021

FM Approvals 4411:2021

Cavity Wall Systems

54,00 €

Détails

This standard states testing and certification requirements for cavity wall systems. The primary use of cavity walls is to allow moisture that has penetrated the exterior surface to drain down the cavity space to flashing that directs the water to weep holes that allow the water to drain from the cavity.

Informations supplémentaires

Auteur FM Approvals
Edité par FMAPPROVAL
Type de document Norme
Nombre de pages 17
Remplace FM Approvals 4411:2020,FM Approvals 4411
Mot-clé FM Approvals 4411:2021