Tag Archives: Warranty

Quality assurance of waterproofing

For roofs, concrete assemblies, and mechanical systems, there is an established tradition of testing and inspection to verify both the material installation and construction meet the specified design criteria. Owners usually accept this without hesitation, and are ready to pay for the expenses.

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Building an envelope warranty

When it comes to multilayered dry-joint rainscreen systems, designers face a potential loophole in the specification/installation process. Should a leak occur in a rainscreen design, before or after the project’s completion, the owner is faced with a costly dilemma. The problem usually occurs when there are different subcontractors for the air and vapor barrier system and the exterior façade system—the opposing subcontractors tend to blame each other.

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