Flashing for Flat-Roof Penetrations

Factory-made boots are the simplest and most reliable means for sealing a penetration.

Site-Made Flashing

This site-made metal flashing is less reliable than a factory-built one.

Factory Boots

Factory boots for these vent pipes are reliable and easy to install.

Factory Vent Collar

A factory EPDM collar for this plumbing vent is more reliable than a site-made flashing.

Rectangular Penetrations

Rectangular penetrations are flashed using skylight details, with overlapping layers of flexible flashing tape.

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