There are a lot of products that are used with concrete. One newer item that causes some confusion is concrete densifiers. Are they a sealer? Are they the same as epoxy? Just what is a densifier?
Concrete Densifiers Explained
Concrete densifiers are chemicals that are applied to the surface to:
1) Fill in the pores at the surface
2) Increase surface density
3) Improve the wear resistance
4) Reduce dusting