Dulux Interior Crackfiller Overview
Dulux Interior Crackfiller Quick Drying, 500G is a versatile powder filler designed for interior repair jobs. It mixes into a smooth paste, adheres strongly to surfaces, and resists shrinkage or cracking. With its quick‑drying properties, it allows sanding and painting in less time, ensuring efficient project turnaround.
Dulux Interior Crackfiller Benefits and Features
- Quick drying: Reduces waiting time before sanding and painting.
- Strong adhesion: Bonds well to cement plaster, gypsum plaster, fibre cement, and wood.
- Durable fill: Resistant to shrinkage and cracking.
- Smooth finish: Sands easily for a professional look.
- Versatile use: Suitable for gaps and cracks up to 5mm thick.

Steps to Follow for Using the Dulux Interior Crackfiller
Preparation
- Ensure surfaces are clean, dry, and free from dust, oil, or loose material.
- Widen narrow cracks into a “V” shape for better adhesion.
How to Apply the Dulux Interior Crackfiller
- Mix powder with water to form a stiff paste.
- Apply with a wet scraper or trowel, pressing firmly into cracks.
- For deeper cavities, apply in layers, allowing each to harden before the next.
Cleanup
- Wash tools with warm, soapy water immediately after use.
- Store product in a cool, dry place.
A Few Scenarios Where the Product Can Be Used
- Interior wall crack repairs
- Ceiling joint filling
- Door frame gaps
- Small plaster repairs
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Health and Safety
Contains cement‑based compounds; may cause skin and eye irritation. Always wear gloves, protective eyewear, and a dust mask when mixing or sanding. Ensure good ventilation during application. Keep out of reach of children. Dispose of residues responsibly. Not suitable for exterior use or metal surfaces.
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Shipping Info
Shipping & Delivery
We deliver nationwide across South Africa. Terms and conditions apply.
Delivery times are normally 5–7 working days, but it might be quicker depending on your location
With fast and secure checkout, order today and enjoy reliable delivery to your door.
You will also be able to book your own courier at checkout.

FAQ
FAQs – Dulux Interior Crackfiller | Quick Drying, 500G
- What surfaces can it be used on?
Cement plaster, gypsum plaster, fibre cement, and wood surfaces. - How thick can it fill?
Up to 5mm in depth. - Does it dry quickly?
Yes, it’s designed for fast drying and easy sanding. - Is it resistant to cracking?
Yes, it resists shrinkage and cracking for durable repairs. - Can it be used outdoors?
No, it’s recommended for interior use only. - How do I mix it?
Combine powder with water to form a stiff paste. - How do I clean tools?
Wash with warm, soapy water after use. - Is it safe to use?
Yes, but wear gloves, eyewear, and a dust mask for protection.
Out of Stock?
Feel free to contact us via the WhatsApp widget on this page, or send us an email at online@habitatpotch.co.za. We’ll gladly assist with availability, alternatives, or bulk orders.






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