Center Drop Void Fill
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Shipping Dunnage Solutions for Safer, Damage-Free Transit
Our Center Drop Void Filler is a custom shipping dunnage system designed to fill center voids between unit loads. By preventing lateral cargo shifts, it minimizes product damage and keeps shipments secure across trailers, containers and rail cars. Businesses looking for a reliable center drop void fill solution can trust our system to deliver consistency and protection in every shipment.
Protect Cargo with Collapsible Void Filler Technology
Unlike traditional air bags, this collapsible void filler features a durable, diamond-shaped accordion design that expands quickly and stores flat when not in use. It installs in less time, saves storage space, and can be reused load after load—making it both cost-effective and sustainable. Our collapsible center drop void fill option offers both performance and convenience, ensuring your shipments stay intact.
Engineered for Reliability and Efficiency
Made from corrugated materials and fully recyclable, the Center Drop Void Filler is custom-built to your specifications. It’s strong enough to secure heavy loads, yet light enough for fast handling, reducing both labor and shipping damage costs. With a focus on durability, sustainability and efficiency, our center drop void fill products provide long-term value for shippers across industries.
Complex Packaging Needs? No Problem.
- Corner Defender – Reinforces 90° corners and prevents strapping abrasion.
- Edge Defender – Protects edges and strengthens unitization for better stability.
- Notch Defender – Provides durable corner and edge protection for heavy or high-impact loads.
Custom-made to order and 100% recyclable, the Defender Series delivers the protection, strength, and peace of mind your supply chain demands—because at Millwood, we’ve got every corner covered.
Why Choose Millwood As Your Single Source Provider?
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Customer Centric Approach: We collaborate closely with customers, providing personal service and responsive support to meet your unique needs.
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Industry Expertise Since 1985: With over four decades of experience, Millwood understands the complexities of pallet design and supply chain logistics.
- Innovative Design & Testing: Our in house ISTA certified lab and Pallet Design System (PDS) enable tailored, optimized pallet solutions.
- Manufacturing Experts: From sawmilling, resawing, assembly, heat treating and mold prevention, we have the experience and knowledge to serve you.
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Sustainability Commitment: We are committed to efficiency without compromising our environment.
Proven Solutions that Complement our Center Drop Void Fill
Millwood Lab
Our ISTA-certified test lab gives customers confidence that their wood pallets and packaging solutions will perform in real-world conditions. By simulating shipping and handling environments, we test, verify, and optimize designs to reduce product damage, minimize waste, and improve supply chain efficiency.
Pallet Recycling
Millwood offers complete pallet recycling programs to retrieve, inspect, recover and remanufacture or repair pallets. Our recycled pallet and recovery programs include green recycling processes that complement corporate sustainability initiatives.
PROVIDING SUPPLY CHAIN SOLUTIONS
We’ve hand-picked these products to create a comprehensive solution that complements your damage prevention needs.
Frequently Asked Questions
What is a Center Drop Void Filler and how does it work?
A Center Drop Void Filler is a collapsible dunnage system designed to fill empty spaces between palletized loads, preventing lateral cargo shifts that cause product damage in trailers, containers or rail cars.
Millwood’s Center Drop Void Filler uses a diamond-shaped accordion design that expands quickly into place, securing shipments without the need for inflation equipment. By stabilizing center voids, it prevents tipping, sliding and costly freight claims. Once removed, the filler collapses flat for efficient storage, saving space in warehouses. This reusable system not only enhances load stability but also provides shippers with a reliable, sustainable solution that keeps products secure across multiple transportation modes, from over-the-road trucking to intermodal freight.
How is a Center Drop Void Filler different from traditional air bags?
Unlike traditional air bags that require inflation, Center Drop Void Fillers expand instantly, install faster and collapse flat for convenient storage and reuse.
Air bags can be time-consuming, require pumps or hoses, and often become single-use waste after transport. Millwood’s collapsible void filler solves these issues by using corrugated construction that deploys quickly and stores compactly. Strong enough to stabilize heavy shipments, yet light enough for easy handling, it reduces labor costs while improving efficiency. Its reusable nature makes it more sustainable than air bags, cutting both long-term expenses and environmental impact. For businesses seeking speed, durability and eco-friendly dunnage, Center Drop Void Fill offers a clear advantage over inflation-based alternatives.
Can Center Drop Void Fillers be reused?
Yes—Center Drop Void Fillers are reusable, giving businesses a cost-effective and sustainable alternative to disposable void fill solutions.
Built with corrugated materials and a reinforced accordion-style design, these void fillers are durable enough to secure multiple shipments. After use, they fold flat for compact storage and redeployment. This reusability reduces replacement costs, saves warehouse space and supports sustainability initiatives by minimizing waste. By choosing a reusable void filler, companies gain reliable cargo protection while reducing total packaging spend. Millwood’s Center Drop Void Filler combines performance, longevity and eco-friendly design, making it a smarter investment compared to single-use options.
Are Center Drop Void Fillers sustainable?
Yes—Center Drop Void Fillers are manufactured from recyclable corrugated materials, offering a sustainable and eco-friendly shipping dunnage solution.
Unlike plastic airbags or foam packaging, Millwood’s corrugated void fillers can be recycled after use, supporting circular supply chains and reducing landfill waste. Their reusable design extends product life, making them both cost-effective and environmentally responsible. This aligns with corporate sustainability initiatives by cutting down on disposable dunnage while still ensuring high-performance load protection. Companies that choose Center Drop Void Fillers demonstrate a commitment to green logistics practices while protecting shipments, reducing waste and improving supply chain efficiency.
What types of shipments benefit most from Center Drop Void Fill?
Center Drop Void Fill is ideal for shipments that leave empty center spaces in trailers, containers or rail cars, particularly heavy or high-value loads requiring extra stability.
Industries such as food and beverage, consumer goods and manufacturing rely on these void fillers to prevent side-to-side movement that damages cargo. They are especially useful in intermodal freight, where loads face multiple transfers and shifting forces. By stabilizing cargo, Center Drop Void Fillers reduce product damage, improve load integrity and ensure safe, consistent deliveries. Custom-built to specification, Millwood’s void fillers provide a tailored solution that meets operational needs while improving overall shipping reliability.
Stronger Together
Millwood and Litco are affiliated companies, united in mission, purpose and culture. Together, we are strategically aligned to provide a more comprehensive range of pallets, load securement, packaging and supply chain solutions to a broader customer base, delivering greater value to our customers.