Concrete Hardener and Densifier

This Densifier is a Colloidal Silica based densifying agent. Fast acting and easy to use. Simply spray on the surface, agitate the surface with a soft bristle broom and let dry. (45-60 mins) Enjoy a strengthened concrete slab, it does not white or leave any surface residue. The product ships concentrated for maximum economics and easy storage. mix ratio is 4:1 coverage: 400-600 square feet per working gallon