Roof flashing is a thin material, installed by roofers in order to prevent water from entering the house. In other words, you can say that roof flashing is used to direct water away from certain areas of your house like the chimney, walls and valleys. Thus, roof flashing plays a major role in the protection of your homes, because without it, homes are susceptible to great damage by water due to leakage or dampness. This damage can cost thousands of dollars to repair or replace, so it is always a smart decision to go for roof flashing before it’s too late

Materials most commonly used for roof flashing and their advantages

Roof flashing is a very important part of the home’s protection because it reinforces its valleys, chimney areas and the joints. It also plays a very important role in prevention of leakage because the overlapping design of flashing makes it impossible for water to enter the home it is protecting. Most people are aware of the roofing materials or the roof repair materials but only a few know about the materials used for roof flashing. The type of material a roof flashing manufacturer in Sydney uses totally depends on the required durability, homeowner’s budget and how much the flashing is visible. In this article, we will discuss some of the best quality materials used for flashing and their advantages.


It is the most commonly used material for valleys, chimneys, walls, and other areas. It comes in different forms like rolls, sheets, and other preformed shapes.


The moderate price of aluminum with maximum durability makes it stand out from other materials. Aluminum moldable quality makes it easy to acquire any shape; it has the ability to bend at the corners. Coated aluminum can be safely used in contact with mortar and cement.


The second most commonly used material is copper. It is the most popular metal among roof flashing manufacturers in Sydney.


We are all aware of the corrosion resistant quality of copper, it has proved resilient in all cases and has been used successfully since years. Lead coated copper works best in areas near the seaside, and like aluminum, copper can also be molded into different shapes. Installation of copper is an easy procedure and if done correctly, it lasts for years.

Stainless steel

The market rates of stainless steel are comparable with copper due to which it is included in the premium category of materials. It comes in many gauges including 18 and 24 and is available in sheet forms.


The biggest advantage of stainless steel is that its resilient nature makes it possible to use stainless steel successfully in acid rain or any other adverse environmental conditions. It is least affected by salt spray and can be placed directly with mortar and concrete without any side effects.


It is considered as the oldest material that is used in roof flashing. It is said that lead lasts for about 200 years. While lead is not a safe material for those who are working with it or using it, it does not harm the people who are not directly in touch with it. which is why lead, when installed with all safety precautions in place, does not harm those living in the building.


It is a soft material that makes it easy to bend and shape accordingly, but this softness does not compromise the durability of the metal. It provides protection against water and does not expand or contract even in heavy rains or other extreme environmental conditions. Apart from all these, lead also provides heat insulation and sound resistance.


Not only metals, but many roof flashing manufacturers in Sydney also go for plastic flashing. It depends on the choice and needs of the house owner.


Plastic is the best option for roof flashing when you are short of budget, it is always easy on your pocket. It prevents the dampness and leakage so that all the contents inside your house are kept safe.


Many roof flashing manufacturers in Sydney are using the latest technology and new materials for the process. One of the materials is composite. Composite has been used in dentistry since ages and now the refined qualities of this material are used to benefit in roof flashing.


Composite is well known for its strength and dimensional stability. It does not change its shape when absorbing or releasing water. With remarkable durability and years of trust composite has become a very popular material to use in roof flashing.

Galvanized steel

Just like stainless steel, galvanized steel is also used in roof flashing.


Being steel it has the same physical properties as stainless steel but being galvanized it offers homeowners a better corrosion resistant ability that makes it more popular among manufacturers.

Now that you have an idea about all the materials that are currently being used in the market by different roof flashing manufacturers in Sydney, you can easily decide which material will suit you for roof flashing in your house.

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