Domex™ Waffle Slab Plastic Formwork

Domex Waffle Slab Plastic Formwork is one type of reusable formwork for the casting-in-site job of long-span, lightweight reinforced concrete waffle slabs.

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The waffle slab formwork is a reusable plastic formwork for building two-way waffle slabs poured directly on site. Waffle slab plastic formwork is a construction method that utilizes a waffle slab design in conjunction with plastic formwork to create efficient, lightweight, and structurally sound concrete slabs. This combination aims to optimize material usage, reduce construction time, and offer a practical solution for various building projects.


1. Reusable formwork for lightweight slabs.

2. Reduced self-weight and concrete consumption.

3. Better seismic performance.

4. Improved acoustic performance.


1. What is waffle plastic formwork?

Waffle plastic formwork is a construction system that combines the waffle slab design with plastic formwork. It involves using molds made of plastic to shape and support the concrete during the casting and curing process, resulting in a reinforced concrete slab with a waffle-like pattern of voids.

2. How does waffle plastic formwork differ from traditional formwork systems?

Waffle plastic formwork differs from traditional formwork systems by incorporating a waffle slab design, which includes a grid of deep recesses or voids in the concrete. The plastic formwork used in this system is lightweight, durable, and easy to handle, contributing to faster and more cost-effective construction.

3. What are the benefits of using waffle plastic formwork?

Material Efficiency: The waffle slab design reduces the overall weight of the concrete slab without compromising its structural integrity, optimizing material usage.

Cost-Effective: The combination of the waffle slab design and lightweight plastic formwork can lead to reduced labor costs, shorter construction times, and overall cost savings.

Sustainability: The efficient use of materials and the lightweight nature of plastic formwork contribute to a more sustainable construction process.

4. Where is waffle plastic formwork commonly used?

Waffle plastic formwork is suitable for various construction projects, including residential, commercial, and industrial buildings. It is particularly beneficial in projects requiring large, flat surfaces and where the optimization of material usage and construction speed is essential.

5. How durable is the plastic formwork used in waffle slab construction?

The plastic formwork used in waffle slab construction is known for its durability. It is designed to withstand the pressures exerted during the concrete casting process and can be reused multiple times, making it a cost-effective and sustainable option.

6. Is waffle plastic formwork environmentally friendly?

Yes, waffle plastic formwork is considered environmentally friendly due to its ability to optimize material usage, reduce waste, and contribute to a more sustainable construction process. The lightweight nature of the system also reduces transportation-related carbon emissions.

7. Can waffle plastic formwork be customized for different project requirements?

Yes, waffle plastic formwork can be customized to meet specific project requirements, including variations in the size and spacing of the waffle voids. This flexibility allows for adaptability to different architectural and structural needs.

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