Dictionary of Moisture Protection & Restoration

3. Diversion Diversion actually redirects the water being forced against the building and diverts it before it infiltrates the substrate. Diversion techniques include sloping of roofs, decks and balconies; vertical drainage mats, gutters and downspouts, flashings, windscreens, French drains, etc.

Downspout

Damproofing

Flashing

Sloped Grading

Granular Backfill

Weep

Drainage Board

Waterstops

French Drain

SYSTEM INCLUDING DIVERSION

Building facades usually contain combinations of these three systems; each preventing water infiltration at their locations. However, if they are not properly transitioned into other components, leakage will occur.

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