Bostik Black Waterproofer - Black

Name: Bostik Black Waterproofer - Black
Brand: Bostik
SKU: boqimiybca
Availability: InStock

Bostik Bituminous Black Paint is a solvent-based protective coating for external waterproofing and...

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Product Information

Full details

This guide is designed for both DIY enthusiasts and professionals seeking reliable waterproofing and weather protection. The Bostik Black Waterproofer offers a durable, solvent-based coating suitable for various materials, ensuring long-lasting protection. However, it's crucial to ensure proper surface preparation for optimal adhesion and performance.

All features

Colour	Black
Brand	Bostik

Extended Product Information

FAQs

What surfaces can I use this on?

The Bostik Black Waterproofer can be used on metal, concrete, roofing felt, fibre cement, corrugated iron, asphalt, and wood.

Is it suitable for internal use?

No, it is specifically designed for external waterproofing and weather protection.

Do I need to thin the paint?

No, the product is ready to use and does not require thinning.

How should I apply the waterproofer?

You can apply it using a brush or a spray.

What is the coverage rate?

Coverage rates vary depending on the surface and application method. Refer to the product label for specific details.

How long does it take to dry?

Drying times vary depending on weather conditions. Allow sufficient time for the coating to dry completely before exposure to the elements.

How many coats should I apply?

For optimal protection, it's generally recommended to apply two coats. Follow the manufacturer's instructions for the best results.

How do I clean my tools after use?

Clean tools with the appropriate solvent immediately after use.

Troubleshooting

Coating is not adhering properly.

Ensure the surface is thoroughly cleaned and prepared. Remove any loose particles or old coatings. Consider lightly sanding the surface for better adhesion.

Coating appears uneven.

Apply the coating in even strokes or passes, ensuring consistent coverage. Multiple thin coats are better than one thick coat.

Coating is not drying properly.

Ensure adequate ventilation during application and drying. Check the temperature and humidity levels, as these can affect drying times. Apply thinner coats if necessary.

Pros and Cons

Pros

Effective waterproofing for various materials.
Easy application due to the ready-to-use formula.
Provides long-lasting weather protection.
Suitable for both brush and spray application, offering flexibility.
Dries to an odourless and taint-free finish.

Cons

Requires proper surface preparation for optimal adhesion.
Solvent-based, requiring adequate ventilation during application.
Limited to external applications only.
May require multiple coats for thicker protection on porous surfaces.

Setup, Compatibility & Care

Surface Preparation: Ensure the surface is clean, dry, and free from loose particles, rust, or old coatings. Use appropriate cleaning methods based on the surface material.
Application: Apply the waterproofer by brush or spray, ensuring even coverage. Follow the manufacturer's recommendations for the number of coats and drying times.
Compatibility: This product is compatible with a wide range of materials, including metals, concrete, roofing felt, fibre cement, and wood. Always test in an inconspicuous area first.
Care: Store in a cool, dry place. Ensure the container is tightly sealed when not in use. Clean tools with the appropriate solvent after use.