EXTERIOR SURFACE TREATMENT SYSTEM

摘要

An exterior surface treatment system (10) for treating surfaces in the open air subject to weathering includes a container (12). The container (12) is formed of a water soluble material and defines an interior (14). The system (10) includes a composition (16) located in the interior, the composition (16) including one or more biocides, the total proportion of the biocide or biocides in the composition being greater than 40 % w/w.