This Grout ink formula is water based and covers over stained areas that are caused by everyday mo...This Grout ink formula is water based and covers over stained areas that are caused by everyday mould and dirt build up on grout between tiles. Not only does this product restore the grout’s look it also helps prevent further moulding with its anti-bacterial formulation. Product Specifications 5mm bullet nib reversible. Water based & non – toxic. Anti – bacterial & anti – fungal formula. Safe to use in enclosed areas. Covers 60 meters of grout area. Water resistant. Valve activated to control ink flow. For use on all types of wall & floor grout.
This Rainbow Chalk Grout Pen in Grey is ideal for homeowners and DIY enthusiasts looking to refresh stained grout lines between tiles. Its key benefit is restoring grout to a clean, like-new appearance while also preventing future mould growth with an anti-bacterial formulation. A potential caveat is its 5mm bullet nib, which may require careful application for very fine grout lines.
All features
Colour
Grey
Brand
Rainbow Chalk
Extended Product Information
FAQs
How long does the pen cover?
This Rainbow Chalk Grout Pen can cover up to 60 meters of grout area.
Is this product safe to use indoors?
Yes, the formula is water-based, non-toxic, and safe to use in enclosed areas.
Can I use this on coloured grout?
This product is designed to cover and restore the appearance of existing grout, primarily in grey tones. It is not intended to change the colour of existing grout but to refresh its look.
How do I clean up accidental marks on tiles?
Wipe away any accidental marks on tiles with a damp cloth immediately after application, before the ink dries.
What is the nib size?
The pen features a 5mm bullet nib, which is reversible.
Will this prevent future mould growth?
Yes, the formula contains anti-bacterial and anti-fungal properties to help prevent further moulding.
How long does the colour last?
The water-resistant formula provides a durable finish. Longevity will depend on the level of traffic and cleaning the area receives.
Troubleshooting
Ink flow is inconsistent or not starting.
Shake the pen thoroughly. Press the nib firmly on a test surface until ink begins to flow. Ensure the cap was securely on when not in use.
Ink is bleeding onto tiles.
Apply more carefully, using a steady hand. Clean any excess ink from tile surfaces immediately with a damp cloth before it dries. Ensure the grout line is not overfilled.
Grout colour coverage is patchy.
Apply a second coat after the first coat has dried completely. Ensure the pen is adequately shaken and the nib is primed.
Pen seems to be drying out quickly.
Make sure the cap is firmly sealed after each use. Store horizontally to ensure the nib remains saturated.
Pros and Cons
Pros
Restores stained and dirty grout to a clean appearance.
Contains anti-bacterial and anti-fungal properties to prevent future mould.
Water-based and non-toxic for safe use.
Covers a significant length of grout (up to 60 meters).
Water-resistant finish for durability.
Cons
The 5mm nib may be too large for very narrow grout lines.
Requires careful application to avoid getting ink on tiles.
Coverage may vary depending on the original condition of the grout.
Setup, Compatibility & Care
Setup:
Ensure the grout area is clean and dry before application.
Shake the pen well to mix the ink.
Prime the nib by pressing it down on a scrap surface or paper towel until ink flows.
Apply the ink directly to the grout lines using the 5mm bullet nib, ensuring even coverage.
Allow the ink to dry completely as per product instructions (typically within an hour).
Compatibility:
Suitable for all types of wall and floor grout.
Care:
Store the pen with the cap securely fastened to prevent drying.
Clean any accidental marks on tiles immediately with a damp cloth before the ink dries.
The pen is intended for one-time application per grout line.