Separation Panes: Emerging Litigation Over Window Sealant

Separation Panes: Emerging Litigation Over Window Sealant

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Brent Gurney and Rachel Murphy, in an article published by Law360, outline why litigation involving polyisobutylene has become a source of anxiety for building owners, contractors, subcontractors and PIB manufacturers.

Relatively few people in the commercial construction industry are kept up at night by polyisobutylene (PIB)—the synthetic rubber sealant commonly used to provide a long term and durable moisture barrier for insulated glass window units. That may be changing, however. Litigation alleging significant defects in PIB suggests that this fairly commonplace sealant has become a source of anxiety for building owners, contractors, subcontractors and PIB manufacturers. Read the full article

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