Metal Zinc Deck can be recycled and reused, eco-friendly. It comes in a variety of colours but limited in style. Metal deck zinc is heavy duty, and light in weight. Even though it is light, but it can still shield the sun and rain off very well. The biggest disadvantage is that it creates noises. Especially during rainy day, the sound of rain falling on the metal might cost you some good night sleep.
Polycarbonate is the strongest thermoplastic material. It is a strong material and known for maintaining temperature resistance. Polycarbonate pergola are way lighter than metallic ones. Price wise, it is much cheaper than glass. If you have low budget and you’re looking for a low maintenance material, polycarbonate will be the best choice. It can block up to 99% of UV rays without blocking the visible light. It has a light permeability as high as 90%. It’s one of the best materials for natural lighting. It is durable, be it harsh sunlight or heavy rain, it can withstand the weather without its colour changing or fading. It’s suitable to be used at balcony and deck area.
Aluminium Composite Panel (ACP) is also known as aluminium plastic panel. It is a light material consists of two layers of aluminium panels sandwiching a layer of low-density composite plastic material between them. It is a heavy-duty material. It is a great decorative material to go along with all kinds of styles. Its other properties are, great weather resistance, anti-corrosive, impact resistant, fire resistant, moisture resistant, anti-shock.
Asbestos is lightweight and solved structural issues for heavy roof loads. It wouldn’t rot, rust, conduct electricity, or react to heat and is easy to work with, widely sourced, and low-cost to purchase.