How to Safely Clean Colorbond Fences in Mawson Lakes Homes
@waylonkjgj949
October 31, 2026 · 3 min read
Cleaning a COLORBOND® steel fence https://pressurecleaningmawsonlakes.com.au/deck-cleaning/ helps maintain its appearance and removes dirt that can accumulate around panels, posts and rails. For Mawson Lakes homeowners, the safest approach is usually simple: clean water, a soft brush and gentle washing. Avoid aggressive scrubbing and harsh chemicals, which can damage the painted surface.
When Should You Clean Your Fence?
Inspect your fence regularly for dust, cobwebs, bird droppings and garden debris. Rain helps wash exposed surfaces, but sheltered sections beneath trees, beside sheds or under eaves need extra attention. Manufacturer maintenance guidance generally recommends washing surfaces that rain does not reach at least every six months; check the current instructions for your particular fencing product.
In Mawson Lakes, dry weather can leave dust on fence panels, while irrigation can repeatedly wet lower rails. Remove accumulated soil, mulch and leaves, and adjust sprinklers so they do not continually spray the fence.
How to Clean Colorbond Fencing Safely
- Choose a cool, mild day. Work when panels are cool to the touch. Hot surfaces can cause cleaning solution to dry too quickly.
- Inspect before washing. Look for loose panels, sharp edges, damaged coatings or corrosion. Avoid scrubbing damaged areas and arrange suitable repairs where needed.
- Rinse away loose dirt. Use a garden hose with a gentle spray, working from the top down. Do not force water into joints or enclosed sections.
- Wash stubborn grime gently. Use a soft cloth, sponge or soft-bristled brush with warm water and a small amount of mild, non-abrasive detergent suitable for painted surfaces. Test an inconspicuous area first.
- Rinse thoroughly. Remove all detergent with clean water before it dries. Work in small sections to prevent streaking and residue.
Cleaning Products and Methods to Avoid
Do not use steel wool, wire brushes, abrasive pads or scouring powders. Avoid strong acids, caustic cleaners, paint thinners and unapproved stain removers. These can scratch, discolour or chemically damage the coating.
A garden hose is the safer default than a pressure washer. Excessive pressure, particularly at close range, can damage coatings or force water into joins. If professional equipment is necessary, ask the contractor to confirm that their method follows the fence manufacturer's current cleaning guidance.

Bird Droppings, Sap and Persistent Marks
Soften bird droppings with water before gently wiping them away; do not scrape them off dry. For sap, paint splashes, mould or stains that remain after mild washing, seek product-specific advice from the manufacturer. Stronger cleaning chemicals are not automatically a safer or more effective solution.


Protect Your Garden and Local Waterways
Keep detergent use minimal and prevent cleaning runoff from entering street gutters and stormwater drains, which can carry pollutants into local waterways. Sweep up solid debris before washing, protect nearby plants and avoid cleaning immediately before heavy rain. Check current South Australian water restrictions and City of Salisbury guidance where relevant.
When to Call a Mawson Lakes Fence Cleaning Service
Professional help is worthwhile for extensive staining, difficult access or fences showing coating damage. Choose a local service that assesses the surface first, uses non-abrasive methods and manages runoff responsibly. Regular gentle cleaning, combined with clear drainage and prompt attention to damage, helps keep your Colorbond fence looking its best without unnecessary wear.
Mawson Lakes Pressure Cleaning
Unit 7/12 William St, Cavan SA 5094
(08) 7282 0689