Description: Fanfold DWB Damproofing Waterproofing Board is an extruded polystyrene foam layer sandwiched between two tough, non-perforated, impact resistant plastic facers. Fanfold DWB is used to ...

This method prevents water from coming through the walls into the basement. Liquid membrane waterproofing costs ... for educational purposes only. The products and services we review may not ...

Basement waterproofing costs between $2,000 and $10,000, though exact estimates vary depending on the job’s complexity, method, labor and your home’s size.