Red Devil Fillers & Sealants – Durable & Ready-Mixed Solutions

Red Devil fillers and caulks are trusted by professionals and DIY decorators for their reliability, ease of use, and high-quality results. The Red Devil OneTime Filler is a standout product, offering a ready-mixed solution for repairing cracks, holes, and imperfections in walls and ceilings. Read more

Whether you need a quick fix for plaster repairs or a smooth base for painting, Red Devil products deliver flawless results every time. With options like Red Devil Caulk and Red Devil Sealant, you can ensure long-lasting durability for both interior and exterior applications. Designed for convenience and performance, Red Devil fillers are an essential addition to any decorating toolkit.

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  • Red Devil OneTime Caulk Sealant 380ml
    £5.99 £4.99 As low as £4.79

    In stock

  • Red Devil One Time Filler RM 1 Litre
    £11.50 £9.58 As low as £7.21

    In stock

  • Red Devil One Time Filler RM 4 Litre
    £34.99 £29.16 As low as £21.95

    In stock


FAQs

  • What is Red Devil OneTime Filler used for?

    Red Devil OneTime Filler is perfect for filling cracks, holes, and imperfections in walls and ceilings, providing a smooth, paintable surface.

  • Can Red Devil OneTime Filler be used on wood?

    Yes, Red Devil OneTime Filler can be used on wood to repair minor imperfections, offering a durable and smooth finish.

  • Does Red Devil OneTime Filler need sanding?

    No, Red Devil OneTime Filler is formulated to eliminate the need for sanding, saving time and effort while delivering a professional finish.

  • Can I paint over Red Devil filler?

    Yes, Red Devil filler is fully paintable once dry, allowing you to achieve a seamless finish with your chosen paint.

  • Where can I buy Red Devil?

    Red Devil caulk is available online and in-store at PaintWell, with delivery options across the UK.

  • Is Red Devil Caulk suitable for exterior use?

    Yes, Red Devil Caulk is designed for both interior and exterior applications, providing a durable and weather-resistant seal.

  • What sizes does Red Devil OneTime Filler come in?

    Red Devil OneTime Filler is available in convenient sizes, including 1-litre and 4-litre tubs, catering to both small and large projects.

  • How do I apply Red Devil Caulk?

    Apply Red Devil Caulk using a caulking gun for precise application. Smooth it with a damp finger or tool for a clean, professional finish.

  • What is the drying time for Red Devil OneTime Filler?

    Red Devil OneTime Filler typically dries within 1-2 hours, depending on the thickness of the application and environmental conditions.

  • Can Red Devil Sealant be used in bathrooms?

    Yes, Red Devil Sealant is suitable for bathrooms, offering waterproof and mould-resistant properties for long-lasting performance in humid environments.