Foundation Videos
These This Old House videos showcase all of our foundation projects, how-tos, and designs.
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How to Install a Sleeper Slab
At the Glen Ridge, NJ house, general contractors Tom Silva and Zack Dettmore install sleepers to the existing addition slab to make it level with the new floor system. A rigid insulation board is added for a thermal break.
S17 E20: Fix Foundation, Textured Ceiling
Mark repoints a crumbling fieldstone foundation; Tom discusses the proper disposal techniques for oily rags; and instead of scraping, Mauro smooths over a textured ceiling
How to Install a Mudsill
Norm Abram teaches our apprentices Carly and Erick the basics of mudsill installation at our Brookline project
How To Repoint and Prevent Further Damage to a Fieldstone Foundation
Ask This Old House mason Mark McCullough repoints a homeowner's crumbling fieldstone foundation and explains how you can do the same.
Why Are These Foundations Crumbling?
Ask This Old House mason Mark McCullough investigates a strange issue happening to foundations in the Northeast
How to Repoint Brick Using Only Hand Tools
Have a crumbling exterior wall that needs to be repointed? Follow our guide to repoint your brick yourself with basic hand tools.
How to Repoint a Brick Foundation
Replacing crumbling, missing mortar with This Old House general contractor Tom Silva.
How To Repair a Crack in a Concrete Foundation
This Old House general contractor Tom Silva shows how to fix a crack in a home's foundation to avoid further issues.
How To Repoint a Stone Foundation
This Old House general contractor Tom Silva demonstrates how to repoint a stone foundation by saving a crumbling mortared-rock wall.