Clear up a cloudy or smoky model aircraft canopy
Posted by Airspotters on 30th May 2025
This is a guide and we take no responsibility if this does not work or damages your model or yourself
Yes, there are ways to clear up a cloudy or smoky model aircraft canopy (the transparent plastic part). Over time, canopies can become cloudy due to exposure to UV rays, scratches, or chemical reactions. Here are the best approaches to restore clarity, depending on the severity of the damage:
? Mild Cloudiness or Fine Scratches
If the canopy is just slightly dull or hazy:
1. Plastic Polish (e.g., Novus, Tamiya, Meguiar’s PlastX)
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Method:
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Apply a small amount of polish with a soft microfiber or cotton cloth.
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Rub in a circular motion until the haze disappears.
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Buff with a clean cloth.
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Pros: Safe, quick, minimal material removal.
2. Toothpaste (Non-Gel)
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A DIY alternative to plastic polish.
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Apply and gently polish with a soft cloth.
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Rinse and dry.
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Repeat if needed.
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?️ Moderate Cloudiness or Surface Damage
If polishing alone doesn’t help:
3. Wet Sanding + Polishing
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Materials: Micro-mesh or very fine sandpaper (start at 2000 grit, up to 8000 or higher).
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Steps:
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Wet sand in stages, starting with coarser grits and moving to finer.
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Keep the surface wet during sanding.
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Finish by polishing with plastic polish.
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Warning: Remove only a very thin layer; do not over-sand.
✨ Severe Damage or Yellowing
If the plastic is deeply scratched, heavily discolored, or beyond simple repair:
4. Dip in Future Floor Polish (Now called Pledge Revive It or Pledge Floor Gloss in many areas)
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Method:
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Clean the canopy thoroughly.
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Dip it fully into the polish.
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Let excess drip off.
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Dry on a dust-free surface (e.g., inverted cup) for 24+ hours.
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Results: Adds a glossy, protective coat that can hide minor flaws and improve clarity.
5. Replace the Canopy
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If all else fails, replacement might be best.
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Some manufacturers or aftermarket companies sell replacement clear parts.
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Vac-formed canopies are available for many kits.
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✅ Pro Tips
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Avoid using strong solvents like acetone or alcohol—they can permanently craze or fog the plastic.
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Always test any method on a spare or hidden part if possible.
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Use masking tape to create an edge or hold the item with tweezers to avoid fingerprints during drying.