1. What is GLEAN Salt Stain & Efflorescence Remover used for?
GLEAN Salt Stain & Efflorescence Remover is designed to eliminate white salt deposits and efflorescence from walls, driveways, patios, paths, and other building surfaces. It restores the appearance of stone, brick, concrete, and masonry while helping prevent further damage.
2. Which surfaces can I use it on?
This product is suitable for a wide range of mineral building surfaces, including:
• Stone: natural and manmade
• Brickwork
• Concrete
• Masonry
It can also be used as a pre-treatment before applying render as part of a damp proof course.
3. Can it be used indoors and outdoors?
Yes. GLEAN Salt Stain & Efflorescence Remover is formulated for both interior and exterior applications, providing effective salt and efflorescence removal for walls, floors, and masonry surfaces.
4. How do I use it on external surfaces?
1 Shake well before use.
2 Brush away loose salts with a thick-bristled brush.
3 Lightly wet the area with clean water.
4 Apply the product neat using a spray, brush, or roller.
5 Allow to soak for 2–3 minutes, then lightly scrub the surface.
6 Leave for an additional 5 minutes, then thoroughly rinse with clean water.
7 Repeat if necessary for stubborn deposits.
Important: Do not allow the product to dry on the surface.
5. How do I use it on interior walls or plasterwork?
1 Soak the surface thoroughly with clean water.
2 Apply the product directly with a brush, roller, or spray applicator.
3 Allow it to dry naturally.
4 If redecoration is planned, wash the treated surface with clean water and allow to dry.
For new plasterwork or light salting, dilute the product 1:1 with water.
6. What coverage can I expect?
Coverage is approximately 5–10m² per litre, depending on the porosity of the surface and the severity of the salt deposits.
7. Will it prevent further salt movement?
Yes. The formulation penetrates interior walls, neutralizing existing salts and creating an insoluble barrier to help prevent further efflorescence from forming.
8. Can it be used before rendering or damp proofing?
Yes. This product can be applied to brickwork and masonry before render as part of a damp proof course, helping prevent salt damage in newly rendered surfaces.
9. Is it safe for delicate or historic surfaces?
GLEAN Salt Stain & Efflorescence Remover is safe for mineral building materials, including stone, brick, and concrete. Always test on a small, inconspicuous area before full application, especially on historic or sensitive surfaces.
10. How should I store it?
Store in a cool, dry place with the nozzle closed. Keep the product out of direct sunlight and protect from frost.
11. Is it made in the UK?
Yes. GLEAN Salt Stain & Efflorescence Remover is proudly made in Great Britain, ensuring quality, consistency, and reliable performance.
12. Can I dilute the product?
Yes. For new plasterwork or light salting, dilute the solution with water at a 1:1 ratio. For heavy or external efflorescence, use the product neat for maximum effectiveness.