Advantages and Disadvantages

Steel

Robust, resistant, cost-effective
Eco-friendly material: 100% recyclable
Corrosion-resistant when galvanized

Can rust if not galvanized
Energy-intensive: its production consumes significant energy

Corten

No painting required
Recyclable and durable material
Reduced maintenance cost

Should not be used in contact with certain chemicals or in very humid environments

Stainless Steel

Corrosion-resistant
Chemical-resistant
Moisture-resistant
Aesthetically appealing

More expensive than steel

Aluminium

Easy to handle
Lightweight: approximately 1/3 the weight of a steel grating
Contemporary aesthetic appeal
Ideal for decorative applications

Less robust than steel
More expensive than steel

Fibreglass (GRP)

Corrosion-resistant, weatherproof and UV-resistant
Excellent chemical resistance
No electrical conductivity
Low thermal conductivity
Load-bearing in both directions

Less robust than steel, supports pedestrian loads only

Rubber

Non-slip
Water and UV-resistant
Recyclable
Environmentally friendly
Comfortable
Flexible
Easy to install

Less resistant than metal or polyester under extreme conditions