Soffit – a soffit is the roof element that can be used to finish the roof eaves in an aesthetic manner. Despite the fact that it is not a mandatory part of the roof, an increasing number of people decide to use soffits in their roofs. One of the materials used for the production of soffits is aluminium. Let’s see the essential properties of aluminium soffits, the installation method as well as their advantages and disadvantages.
Aluminium soffits – key information
Aluminium soffits are a special type of metal soffits. The aluminium sheet is covered with a special polyester, polyamide or anode-oxide protective coating. Aluminium soffits come in smooth and perforated versions. Perforated versions are additionally equipped with special vents. They make it possible to maintain airflow and to keep the roof ventilated. It is recommended to use one perforated soffit per two smooth ones.
Aluminium soffits are available in standardised dimensions, but their length may vary. The longest ALU soffits can reach 6 m. Their thickness is 0.6 mm. Their widths can be as follows:
The aluminium panels in soffits are fixed with a latch in specially prepared mounting rails. These rails are made of properly profiled and galvanised steel sheets. The distance between the rails cannot be more than 1 m. The aluminium is also used for making edging strips, angles and decorative strips.
Aluminium soffits – advantages
Aluminium soffits have many strengths. The most important advantages of aluminium roof soffits include:
Aluminium soffits – disadvantages
Like every construction solution, aluminium soffits have not only advantages, but also some disadvantages. These include mainly:
When choosing the type of roof covering, it should be
An efficient and tight gutter system is an indispensable element