Costar Pro Joint Filler 20 is polymer-modified, fast setting waterproof tile grout for grouting between ceramic tiles after the adhesive has set. It is produced from carefully selected raw materials for consistency of product, hardens in 8 – 10 hours.
Costar Pro Joint Filler 20 is a blend of specially selected cements, fillers and synthetic organic polymers. When added to water it readily blends to produce a smooth creamy paste which when set is water and mold resistant. Costar Pro Joint Filler 20 is used in conjunction with Costar Tile Fix tile adhesives series.
- Sets within 8 – 10 hours
- Exceptional and consistent quality
- Suitable for areas that will be dry or intermittently wet
- Suitable for joint widths up to 8mm
- Can be used in conjunction with under-tile heating
- Limited flexibility to accommodate some movement