![FlexiSpan](https://cdn.treehouseinternetgroup.com/uploads/photo_gallery/medium/328374-6061ecb6ca876_flynn.jpg?v=)
FlexiSpan
Here you wil see a photo of a wall crack that has had FlexiSpan installed.
![FlexiSpan in Sterling, MA](https://cdn.treehouseinternetgroup.com/uploads/photo_gallery/medium/328384-6061eddbe5062_flynn1.jpg?v=)
FlexiSpan in Sterling, MA
In this photo you will see another FlexiSpan, to seal a crack in the wall of a concrete foundation.
![Hairline Floor Cracks in Sterling, MA](https://cdn.treehouseinternetgroup.com/uploads/photo_gallery/medium/328385-6061eea6b88c8_flynn4.jpg?v=)
Hairline Floor Cracks in Sterling, MA
In this photo you will see that we have filled a hairline crack across the concrete foundation floor.