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Filler Primer Sprays

Achieving a perfectly smooth, flawless surface is the foundation of any professional Paint job. Minor imperfections like scratches, pinholes, and sanding marks can compromise the final finish, but with the right preparation, they can be easily eliminated. This is where a high-quality filler primer becomes an essential tool. At Nebula Paints, we provide a premium selection of primer filler Spray Paint, engineered to smooth out imperfections and create the ideal substrate for your topcoat.

The Dual Power of Primer and Filler

Why use a separate Primer and Filler when you can have the benefits of both in one convenient Aerosol? A primer and filler spray combines the superb adhesion and corrosion protection of a traditional primer with the high-build, surface-levelling properties of a Body Filler. Our spray filler products are formulated with a high solids content, which allows them to fill in minor surface defects with each coat, building up a perfectly uniform and smooth base.

This innovative two-in-one solution is a game-changer for Automotive bodywork, Furniture Restoration, and any project that demands a pristine, glass-like finish. The spray paint filler primer saves you valuable time and effort by simplifying the preparation process, allowing you to move from surface prep to final painting faster, without sacrificing quality.

Key Benefits of Using a Filler Primer Spray

For a finish that looks and feels professionally done, starting with a perfectly level surface is non-negotiable. Our primer filler spray paint offers a host of advantages for both professionals and DIY enthusiasts.

  • Exceptional Filling Properties:

    The high-build formula effortlessly fills minor scratches, sand marks, and other small surface imperfections.
  • Creates a Flawless Base:

    Leaves a super smooth, easily sandable surface that is ready for any topcoat, ensuring an even and professional-looking final finish.
  • Excellent Adhesion:

    Provides a strong and durable bond to a variety of surfaces, including bare metal and existing paintwork.
  • Time and Cost Efficient:

    Acts as both a primer and filler, streamlining your workflow and reducing the number of products you need to get the job done right.
  • Corrosion Protection:

    Many of our filler primers also offer excellent Anti-Corrosion properties, adding an extra layer of protection to metal surfaces.

Your Go-To Supplier for Professional Spray Filler

At Nebula Paints, we stock only professional-grade products that you can rely on for outstanding results. Our range of filler primer aerosols from leading brands like Mipa are designed for exceptional performance and ease of use. The convenient spray can application ensures you can lay down a thick, even coat with a smooth, consistent spray pattern, making it simple to achieve a high-build finish.

Whether you're repairing stone chips on a car, restoring an old piece of furniture, or fabricating a new part, our spray filler and primer filler spray paint provide the high-quality, dependable foundation you need for a flawless result. Explore our collection and discover the secret to a truly perfect finish.

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Bestseller
Mipa 4 in 1 DS Spray 7016 Anthracite Grey (400ML) Each Grey Mipa Paints LimitedMipa 4 in 1 DS Spray 7016 Anthracite Grey (400ML) Box Grey Mipa Paints Limited
Bestseller
Monofil Smart+ Grey Primer 500ml Each Grey MonofilMonofil Smart+ Grey Primer 500ml Box Grey Monofil

Monofil Smart+ Grey Primer 500ml

Sale priceFrom £5.13
Bestseller
Mipa Rapid Filler Dark Grey Etch Primer (400ML) Each Grey Mipa Paints LimitedMipa Rapid Filler Dark Grey Etch Primer (400ML) Box Grey Mipa Paints Limited
Mipa Fast Filler RAL 7040 (400ML) Each Grey Mipa Paints LimitedMipa Fast Filler RAL 7040 (400ML) Box Grey Mipa Paints Limited

Mipa Fast Filler RAL 7040 (400ML)

Sale priceFrom £8.34
Bestseller
Mipa Rapid Filler Light Grey Etch Primer (400ML) Each Grey Mipa Paints LimitedMipa Rapid Filler Light Grey Etch Primer (400ML) Box Grey Mipa Paints Limited
Bestseller
Mipa 4 in 1 DS Spray DB7350 Nova Grey (400ML) Each Grey Mipa Paints LimitedMipa 4 in 1 DS Spray DB7350 Nova Grey (400ML) Box Grey Mipa Paints Limited
Monofil Smart+ White Primer 500ml Each White MonofilMonofil Smart+ White Primer 500ml Box White Monofil

Monofil Smart+ White Primer 500ml

Sale priceFrom £5.75
Mipa High Build Grey Primer Filler (400ML) Each Grey Mipa Paints LimitedMipa High Build Grey Primer Filler (400ML) Box Grey Mipa Paints Limited
Mipa High Build White Primer Filler (400ML) Each White Mipa Paints LimitedMipa High Build White Primer Filler (400ML) Box White Mipa Paints Limited
Bestseller
Monofil Smart+ Red Primer 500ml Each Red MonofilMonofil Smart+ Red Primer 500ml Box Red Monofil

Monofil Smart+ Red Primer 500ml

Sale priceFrom £6.46
Mipa 2K Acrylfiller Including Hardener (400ML) Each Grey Mipa Paints LimitedMipa 2K Acrylfiller Including Hardener (400ML) Box Grey Mipa Paints Limited
Mipa Silicon Remover & Degreaser Spray (400ML) Each Clear Mipa Paints LimitedMipa Silicon Remover & Degreaser Spray (400ML) Box Clear Mipa Paints Limited
Bestseller
Mipa 4 in 1 DS Spray 9005 Jet Black (400ML) Each Black Mipa Paints LimitedMipa 4 in 1 DS Spray 9005 Jet Black (400ML) Box Black Mipa Paints Limited
Mipa 4 in 1 DS Spray DB9147 Arctic White (400ML) Each White Mipa Paints LimitedMipa 4 in 1 DS Spray DB9147 Arctic White (400ML) Box White Mipa Paints Limited
Airo-Chemie Premium Primefill Aerosol 500ml - Light Grey Airo-Chemie
Bestseller
Mipa 1K UV Filler Spray (400ML) Each Grey Mipa Paints LimitedMipa 1K UV Filler Spray (400ML) Box Grey Mipa Paints Limited

Mipa 1K UV Filler Spray (400ML)

Sale priceFrom £36.92

Filler Primer Sprays Frequently Asked Questions

Can you paint directly over filler primer?

Yes, you can paint directly over a filler primer, but for the absolute best results, a final sanding step is essential.

Filler primer is designed to be sanded smooth after it has fully cured. This process levels the surface, removes any texture from the spray itself, and ensures a perfectly flat foundation. After sanding, the surface is technically ready for your colour coat.

However, for a truly professional or show-quality finish, many painters apply a final sealer or a standard ground-coat primer over the sanded filler primer. This final, thin layer seals the repair area, creates a uniform colour base, and improves the adhesion and final gloss of your topcoat.

  • For a good finish: Sand the cured filler primer, then apply your colour coat.
  • For the best finish: Sand the cured filler primer, apply a sealer/ground-coat, and then apply your colour coat.

How do you use filler primer spray?

Using a filler primer spray effectively is a straightforward process that transforms a rough surface into a smooth one. Here is the correct method for a flawless result:

  1. Surface Preparation: The most crucial step. Ensure the surface is completely clean, dry, and free from any grease, wax, or rust. For best adhesion, the surface should be scuffed with sandpaper.
  2. Application: Shake the aerosol can vigorously for at least two minutes. Hold the can 10-12 inches from the surface and apply in light, sweeping coats, overlapping each pass by about 50%. This prevents runs and ensures even coverage.
  3. Building Coats: Apply 2-4 medium coats, allowing 5-10 minutes of "flash-off" time between each coat. This high-build formula will fill in minor scratches, pinholes, and other small surface imperfections.
  4. Curing and Sanding: Allow the primer to cure fully (check the can for specific times, usually several hours or overnight). Once cured, sand the primer smooth. Start with a medium-grit paper and finish with a fine grit to create a perfect, glass-like surface ready for paint.

Can I use a filler primer instead of body filler?

No, a filler primer cannot be used as a direct substitute for traditional body filler. The two products are designed to repair different levels of damage and work together in a repair system.

  • Body Filler: Is a thick, paste-like substance applied with a spreader. It is formulated to fill deep imperfections such as dents, gouges, and significant scratches. It's for major levelling work.
  • Filler Primer: Is a thick, high-build sprayable primer. Its job is to fill minor surface imperfections like shallow sanding scratches, pinholes in body filler, and slight surface texture. It creates a final, perfectly smooth surface over the entire repair area.

Think of it this way: use body filler to fix the dent, and then use filler primer to hide the fine scratches and make the repair invisible before you paint. Using filler primer on a deep dent would require dozens of coats and would not be stable.