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Every construction project must prioritise efficiency, safety, and cost-effectiveness. This is where high-quality four-loop flexible intermediate bulk containers (FIBCs) come in. These tough bulk packaging solutions are a game changer for construction companies, providing a safe and practical way to store, transport, and handle a wide range of materials.

Custom Bulk Bags is a reputable South African manufacturer and supplier of FIBCs, also called bulk bags. We are dedicated to providing high-quality packaging solutions that are tailored to your specifications. We manufacture up to 3.5 million bulk bags per year and our products can safely hold between 500kg and two tonnes of material per bag, depending on your needs.

Bulk bags filled with gravel and stone

Why does bulk packaging matter in construction?

Construction sites are a constant hive of activity. Sand, gravel, aggregates, and even dry cement all require efficient transportation from storage to the point of application. Traditional techniques, such as loose bags or open skips, can be messy, labour-intensive, and dangerous. Bulk bags, on the other hand, provide numerous benefits.

The first is reduced costs – FIBCs reduce the need for manual handling of individual bags, resulting in significant time and cost savings. This also improves safety. Four-loop FIBCs include secure lifting points, which reduces the possibility of spills and injury during transportation.

Bulk bags enable faster loading, unloading, and transportation of goods, keeping your project on track. Time is money in this industry, so any bulk packaging solution that improves efficiency is a worthwhile investment.

Next, bulk bags are reusable and therefore, environmentally friendly. Reusable FIBCs reduce waste on building sites and contribute to a more sustainable operation. Compared to traditional packaging solutions, FIBCs are a long-term cost-effective alternative for bulk material handling.

Advantages of four-loop FIBCs in construction

Custom Bulk Bags’ four-loop FIBCs are specifically built to withstand the demands of the construction sector. They can help your building business in the following ways:

  • Extreme durability – Our FIBCs are made from high-tensile woven polypropylene fabric, making them extremely sturdy and able to carry heavy loads. This guarantees the safe handling of even the most heavy building materials.
  • Optimised handling – The four loops are deliberately arranged to provide balanced lifting points, allowing for smooth operation with cranes, forklifts, and other lifting equipment. This balanced weight distribution reduces the likelihood of bag tears or spillage during shipment.
  • Loading and unloading versatility – The four-loop design provides for a variety of lifting combinations to meet the unique needs of different materials. Whether you’re working with free-flowing sand or heavy aggregates, FIBCs can load and discharge quickly.
  • Cost-efficiency and reusability – FIBCs are designed to last. The durable design is ideal for various applications, lowering overall packaging costs for your projects. Furthermore, FIBCs may frequently be recycled after usage, making them an environmentally responsible choice.

Applications of four-loop FIBCs in construction

Four-loop FIBCs are versatile enough to be used in a variety of construction applications. They are ideal for storing and transporting sand and gravel, which are used in concrete manufacturing, backfilling trenches, and foundation construction.

FIBCs are an efficient way to handle and transport crushed stone, pebbles, and other aggregates used in road building, drainage systems, and landscaping. Similarly, dry cement and building mixes can be stored in a safe and weatherproof way by using bulk bags.

FIBCs are often used to safely and effectively remove excavated soil, rubble, and other construction site detritus. This improves trash management on worksites and enables contractors to work more efficiently.

Custom Bulk Bags provides a comprehensive selection of four-loop FIBCs with varied capacities, safety factors, and features to meet your exact construction requirements. Our specialist staff can help you identify the best FIBCs according to the type of material, weight requirements, and intended use.

Integrating four-loop FIBCs from Custom Bulk Bags into your construction operations can result in considerable increases in productivity, safety, and cost-effectiveness. Contact us today to discuss your bulk material handling needs and learn how our high-quality FIBCs will benefit your next project.


Custom Bulk Bags is a leading South African manufacturer of woven polypropylene bags for various industries, such as mining, chemicals and food. We are able to produce over 3.5-million bulk bags per year, keeping our customers in stock at all times. Our bags adhere to the highest levels of quality as a result of our stringent in-house testing and quality control programmes.

Custom Bulk Bags holds ISO 9001 certification and we currently have a number of UN-certified designs. We are a Level 2 B-BBEE manufacturer and supplier and fall under the ownership structure of Deneb Investments Limited. For more information on our products, contact Follow us on Facebook, LinkedIn and Instagram for our latest news and industry insights.