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Posted By ASC, Wednesday, July 29, 2020
Updated: Tuesday, July 28, 2020

BLOG: Air & Moisture Leakage System Opportunities
By Paul Bertram

To date, my previous blogs regarding this report broke out each market segment including of roof, vertical wall exteriors and interiors individually. While this information is relevant to product specific adhesives and sealants, air and moisture leakage system solutions are gaining the attention of producers, building enclosure specialists, specifiers, and owners from a risk management perspective. These systems typically include a variety of specific functional performance adhesives and sealants and are backed by a system limited warranty.

Some adhesive/sealants system warrantees may focus on a specific part of the design such as system air window sealant system that seals out weather that optimize interior comfort and energy cost savings

Several producers offer customized system solutions backed with 10/20-year comprehensive warrantees.

These system solutions include transitions of roofing to vertical walls, vertical walls (exterior/interior) to below grade transitions that are relative to ASC’s “Grow the Vertical “ ‘Voice of the Customer Research” regarding expanded market potential.

As building regulations change, new solutions and practices are required. The problem of unintentional air leakage from buildings has grown in recognition with the amendments to Part L in the building codes that requires energy reduction targets to be addressed and the incorporation of mandatory air leakage testing.

One producer stated that testing is showing transitions as a major area for discontinuity. This is why building teams are starting to take a closer look at it. In response, some producers offer comprehensive building envelope warranty – some refer to as “Leak Free” which covers material, labor and overburden.

Product verses System Warranties: Product warranties are from the perspective of the producer warranting to the Building Owner. Building sealants and adhesives product warrantees provides a watertight weather seal for the...


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