Real Google reviews from real homeowners and property managers across Calgary, Airdrie & High River. We earn them one project at a time. Parging is a cement-plaster coating applied to the visible part of your foundation walls. Poured concrete usually only needs parging once small cracks begin to appear, but once it’s on, it does a lot of quiet work: it locks out moisture, blocks pests, evens out the finish, and adds an insulating layer between Calgary’s freeze-thaw cycles and your concrete.