Bartoline Stain Blocker Spray - 400mL - 3 Pack

The formula is quick-drying, with a minimum of 1 hour needed for full curing after the final coat. Drying times between thin coats should be 15-20 minutes. Actual drying times can be affected by temperature and humidity.

Yes, but only in a well-ventilated area. It is recommended to use the product outdoors or in a room with significant airflow.

It covers a wide range of stains, including mould, mildew, damp stains, grease, rust, and pen marks.

Yes, the stain blocker can be used as a primer and is suitable for overpainting with your chosen topcoat.

After use, turn the can upside down and press the nozzle for 2-5 seconds to clear any remaining product and prevent blockages.

The product should be applied at temperatures between 15°C and 25°C for best results.

For best coverage, it is recommended to apply 2-3 thin coats, allowing appropriate drying time between each.

Ensure the nozzle is not blocked. Invert the can and spray for a few seconds to clear it. Check that the can is adequately shaken.

Apply additional thin coats, ensuring sufficient drying time between each. Ensure you are applying from the recommended distance and covering the stain adequately.

Shake the can more frequently during use. Apply thinner coats and maintain a consistent distance from the surface.

Check the ambient temperature; it should be between 15°C and 25°C. Ensure you are not applying the product too thickly. Increase ventilation if necessary.