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AC Ledge Seepage: Ponding, Drainage and Joints

Ponding or failed joints on AC ledges often leak indoors after storms—check drainage before DIY or exterior works.

Causes

Cracked stone/render joints.
Blocked drains causing overflow.
Poor sealing around brackets/penetrations.
Overlap with window-frame leak paths.

Owner actions

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AC Ledge Seepage: Ponding, Drainage and Joints

Causes

Owner actions

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