Christine Williamson: How Windows Manage Water | BSFC | AIA

In this video course, she talks about how two-stage joints work and why they might be desirable at the window-to-wall interface.

In detailing the window-to-wall interface, a two-stage, drained joint is typically the most appropriate. This short course describes the general approach to drained joints in the context of a typical residential window installed in a framed wall and addresses some of the most frequently asked questions regarding this water management strategy.

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