FC245 Acrylic Natural Stone Sealer – High Gloss

Water based penetrating sealer formulated to protect, slightly enhance colors and leave a high gloss finish on honed, brushed or textured natural stone.

Recommended Surfaces

  • Natural stones with honed, brushed or textured surfaces
  • Cement grout joints
  • Floors & walls
  • Residential, commercial & institutional applications
  • Interior use
  • Not recommended for showers


  • Slightly enhances natural stone colors
  • Gloss rating: >60
  • Doesn’t contain ammonia
  • Good leveling
  • Dries quickly
  • Protects against household dirt, water & oil infiltrations
  • Faint odor


  • 946ml covers approximately 20m² (200ft²)

Environmental Data

  • VOC: 0
  • Biodegradable. In conformity with OCDE 301 E Regulation
  • Meets Ecologo specifications Floor finishes & sealers CCD: 147A


  • Heavy Duty Cleaner (FC350)


Commercial & Institutional

  • Neutral Floor Cleaner (FC300)


  • Vinyl, Tile & Stone Cleaner (FC110)


  • 946ml bottle (FC245-01)
  • 4L bottle (FC245-04)
  • 20L pail (FC245-20)


Surface Preperation

New Installation: Apply 1 coat of sealer on the tiles before installation an/or grouting. Apply a second coat after the grout manufacturers recommended cure time. Minimum 7 days.

Existing Surface: Deep clean or remove any existing topical water based sealer using Heavy Duty Cleaner (FC350)


With a paint brush, paint roller or the FCS Mop (FC230) with the Application Mop Cloth (FC225) for smooth or semi-smooth surfaces, apply a thin coat so sealer. Spread the sealer slowly to avoid formation of air bubbles. Let the surface dry completely (4-6 hours) before applying another coat, if needed.

Application on Vertical Surfaces: Make sure there is no accumulation of sealer in the joints, on the top edge of the tiles, to avoid streaks or white residue.

Caution & Limitations

  • Test product on small inconspicuous area
  • Protect adjacent areas against unexpected contact with product
  • Product should be used at room temperature
  • Do not apply over epoxy grout. Do not apply over solvent based sealer
  • Regular reapplication schedule may be required on heavily used and high traffic areas

Cure Time

  • Normal foot traffic 24 hours
  • Maximum cure time 28 days