摘要 |
Plugging template (13) for passage of reinforcement structural sections (11) is fitted with groove and adhered to metal crosspieces (10) using sealing material. Before placing template, layer of sealant material is placed in template zone. Template is then placed by pressing on it and then fixing it more securely to crosspiece by welding points. Sealing bead (19) is then placed around template perimeter.
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