What efflorescence means
Efflorescence is the white, powdery salt deposit left on concrete, brick or block when water moves through it and evaporates at the surface.
Where it matters on a waterproofing job
It is a sign of water movement, not a problem in itself. Point it out as evidence when you explain where water is coming from, and do not sell a coating that only hides it.
What it costs
For efflorescence, the closest koira.ai price is the basement waterproofing cost guide, near $5,000 for a typical job and $2,450 to $8,200 for most. The guide shows its sources and what moves the price. The basement waterproofing cost calculator prices a job line by line.
Work it out
- Free calculator: Basement waterproofing cost calculator
- Cost guide: Basement waterproofing cost
- Tools, templates and guides: Free waterproofing resources