Toughened mirrors are designed to be stronger and safer than standard mirror glass. They are commonly used in bathrooms, gyms, kitchens, and commercial interiors where durability matters.
Even though they are reinforced, they still need the right care to stay clear and attractive. Proper cleaning and moisture control will help prevent streaks, scratches, and long term damage.
Daily cleaning and preventing streaks

When caring for toughened mirrors, gentle and regular cleaning is better than heavy scrubbing. Dust and light marks should be wiped away with a soft microfibre cloth.
For general cleaning, use a mild glass cleaner or a diluted solution of warm water and a small amount of washing up liquid. Spray the cleaner onto the cloth rather than directly onto the mirror to avoid excess liquid running to the edges.
Streaks usually appear when too much product is used or when the surface is wiped unevenly. Buff the mirror in small circular motions and then finish with vertical strokes for a clearer result.
It is also helpful to clean in natural daylight when possible. Strong light makes it easier to see streaks before they fully dry.
Avoid abrasive pads or paper towels, as they can leave tiny scratches over time. Soft, lint free cloths are the safest choice for maintaining clarity.
Reducing scratches and surface damage

Toughened mirrors are stronger than standard glass, but the surface can still scratch. Scratches often happen during cleaning with rough cloths or when hard objects knock against the glass.
Keep sharp tools, metal accessories, and jewellery away from the mirror surface. In bathrooms, be careful when using razors or metal containers near the mirror edge.
If the mirror is installed in a gym or commercial setting, ensure equipment is positioned at a safe distance. Even a strong mirror can be marked by repeated impact.
Do not use harsh chemical cleaners, especially those containing strong acids or abrasive particles. These products can damage both the glass surface and the protective mirror backing.
Edge protection is also important. Polished and sealed edges reduce the chance of chipping, especially in areas where people move frequently.
Managing moisture and preventing edge damage

Moisture is one of the biggest long term risks for mirrors. While toughened mirrors are strong, prolonged exposure to water at the edges can affect the reflective backing.
In bathrooms, ensure the room is well ventilated. Use extractor fans and open windows where possible to reduce constant humidity.
After showering, wipe down excess water from the mirror surface and edges. This simple habit can greatly extend the life of the mirror.
Check that sealant around the edges remains intact. Proper sealing helps stop moisture from creeping behind the glass and causing dark spots over time.
If the mirror is installed as a splashback or in a damp environment, confirm that it was specified for high moisture areas. Correct installation plays a major role in long term durability.
Conclusion
Toughened mirrors are built for strength, but they still benefit from careful cleaning and moisture control. Gentle products, soft cloths, and regular maintenance help prevent streaks and scratches.
By protecting the edges, reducing humidity, and avoiding abrasive cleaners, you can keep your mirror looking clear and polished for many years. Consistent care ensures both safety and appearance remain at their best.