Question 1

Can hydraulic cement be used to repair deep parging voids on an Ottawa foundation?

Accepted Answer

Hydraulic cement can be used for deep parging voids, but it's not the ideal solution for most Ottawa foundation repairs. While hydraulic cement will stop active water leaks and fill deep holes, it creates a rigid patch that doesn't move with your foundation through Ottawa's extreme freeze-thaw cycles.

Hydraulic cement is a fast-setting cement that expands as it cures, making it excellent for stopping water infiltration in basement walls and foundation cracks. However, when used for parging repa

Question 2

How do you parge a rubble stone foundation on a heritage home in Ottawa?

Accepted Answer

Parging a rubble stone foundation on a heritage home requires a specialized approach that respects both the historical character and Ottawa's harsh freeze-thaw climate. Traditional lime-based parging is typically the most appropriate choice for heritage stone foundations, as it allows the stone to breathe naturally while providing necessary weather protection.

Understanding Heritage Foundation Parging

Rubble stone foundations in Ottawa's heritage neighborhoods like the Glebe, Sandy Hill, and

Parging & Foundation

Can hydraulic cement be used to repair deep parging voids on an Ottawa foundation?

How do you parge a rubble stone foundation on a heritage home in Ottawa?