Flaking or missing foundation parging lets meltwater wick into porous concrete, raising humidity, efflorescence

https://trentonzvxp787.capitaljays.com/posts/why-edmonton-s-freeze-thaw-cycles-ruin-old-stucco

Flaking or missing foundation parging lets meltwater wick into porous concrete, raising humidity, efflorescence, and spalling risks. Timely repairs and sloped grading keep spring runoff from saturating basement walls.