• GranQuartz 515C Periodic Intensive Cleaner is a restoration grade, high intensity alkaline cleaner for all natural stones and grout. THIS IS A PROFESSIONAL STRENGTH PRODUCT AND MUST BE HANDLED ACCORDING TO DIRECTIONS.
  
• For architectural specifications, 515C may be substituted for Lithofin MN Power-Clean.
• GranQuartz 515C should be used before applying any GranQuartz or Lithofin impregnator (sealer) or topical coating.

515C can be used as a periodic deep cleaner where heavy soiling is present, in preparation for applying any impregnator or topical coating, for construction job site clean up, or for removal of grout residues, light-to-moderate calcification, and soap scum deposits.

515C is an essential part of the GranQuartz Stone Care System.

Directions for Using GranQuartz 515C

1. Remove any loose dirt or dust from the surface.
   
2. Mix 515C with clean water, see dilution rates below.
3. Pre-wet the surface to be cleaned with water. Do not skip this step.
   
4. Apply diluted 515C solution with a mop or sprayer.
5. Scrub with a mop, buffing pad, or non-abrasive brush. Use a grout brush to scrub grout lines
   
6. Allow solution to dwell on the surface from 10 to 30 minutes, making sure the solution does not dry. Re-wet as needed. The more dirty the surface, the longer the dwell time/
   
7. After adequate dwell time, vacuum solution, flood rinse and vacuum again. Continue to rinse until all solution has been removed.

Dilution Rates

Intensive deep cleaning; 1 part 515C to 5 parts water.
Construction clean up; 1 part 515C to 2 parts water.
Grout residues, light / moderate calcification (water deposits), and soap scum; 1 part 515C to 1 part clean water.
As a part of a professional maintenance program; 1 part 515C to 10 parts clean water.