Scratched Colorbond® Fence: Touch Up or Replace?

A Colorbond® fence is meant to be low maintenance, but scratches still happen: a whipper snipper, a bike leaning on it, a dog, or the neighbour's ladder. Before you worry about replacing a panel, it's worth knowing which damage a can of touch-up paint will fix and which it won't.

When touch-up paint is the right fix

Touch-up paint is made for small, surface-level damage, where the steel is still solid and only the paint is marked. That includes:

  • Scratches and scuffs from tools, bikes, mowers and whipper snippers.
  • Small chips where the paint has come off but the steel isn't dented.
  • Screw and rivet heads that were left silver or got scratched during install.
  • Cut edges on new fencing or roofing where sheets were trimmed on site.

Fixing these early matters. Exposed steel at a deep scratch or cut edge is where corrosion can start, so a quick touch-up protects the fence as well as making it look better.

When it's time to call a fencer instead

  • Dents and bent panels: paint won't fix the shape of the steel.
  • Rust that has broken through: if the steel has rusted through or the paint is bubbling over a wide area, the panel likely needs replacing.
  • Large faded or damaged areas: touch-up paint is air-drying and weathers at a different rate to the original factory-baked finish. A small spot blends in well over time, but a large touched-up area can become more noticeable as it ages.

Touch-up paint also isn't endorsed by BlueScope, so for large-scale work, check whether it could affect any existing Colorbond® warranty.

How to touch up a Colorbond® fence

  1. Find your colour. Check your fencing invoice, or see our guide on how to find your Colorbond® colour.
  2. Clean and degrease the scratch and the area around it, then let it dry.
  3. Lightly sand any rough edges with fine 220-grit paper and wipe off the dust.
  4. Mask around the scratch with tape and paper to control overspray. Watch the wind, and cover anything on the neighbour's side.
  5. Spray light coats from about 20–30cm away, letting each dry before the next.

Tip: for a single fine scratch, some people spray a little into the can lid and dab it on with a small artist's brush. It gives you more control and no overspray.

The most common fence colours

Fences come in plenty of colours, but a handful turn up everywhere: Monument, Woodland Grey (also sold as Grey Ridge or Slate), Surfmist, Basalt and Night Sky.

Shop all Colorbond® colours in 300g aerosol cans, $14 each.

Colorbond® is a registered trademark of BlueScope Steel Limited. MatchMyPaint products are colour-matched touch-up paints and are not made by BlueScope.