What Are Void Formers? A Quick Guide for Sydney Builders
In building, effective design and cost-saving building solutions are a must —particularly in a busy market like Sydney. One important aspect frequently neglected by non-experts is the void former . If you're a developer, engineer, or builder, becoming aware of the importance of a void former in Sydney projects can go a long way in making construction easier and enhancing structural strength. What Is a Void Former? Void former refers to a transient or permanent framework utilized in concrete building to establish empty spaces—voids—inside slabs, walls, or other concrete structures. The voids minimize weight and volume of concrete without affecting strength and stability. Depending on the use, void formers can be made of cardboard, plastic, polystyrene (EPS), or perhaps biodegradable paperboard. They are most utilised in slab-on-ground, suspended slab, and precast concrete construction, and are especially useful for forming service channels, easing load o...