
File Storage Boxes
- 6 closure styles: auto-lock, string & button
- Fits letter, legal & oversized file storage
- 7 color options for easy file organization
ASTM D5118 Certified
ASTM D4727 Certified
CSA Class Code A Certified
Heavy duty industrial storage containers and bins from Cardboard Boxes 4U include triple wall corrugated boxes, Gaylord bulk bins, and specialty configurations engineered for industrial bulk shipping, warehouse storage, and pallet unitizing. Products meet ASTM D5118 and ECT standards, offering superior stacking strength and protection for large-volume goods.










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Single wall corrugated has one fluted medium between two liners, suitable for standard shipping. Double wall adds a second fluted layer for heavier loads. Triple wall stacks three fluted layers, delivering maximum stacking strength and crush resistance for industrial bulk cargo, palletized freight, and Gaylord-style containers.
Talk to our experts for custom solutions and tailored guidance.

Triple wall and Gaylord bulk containers support high-volume parts storage, pallet unitizing, and bulk freight shipment on warehouse floors.

Government-spec V3C, W5C, and weatherized corrugated containers meet ASTM D5118 and D4727 for military packaging compliance.

Heavy duty stock and custom corrugated boxes ensure safe product delivery from fulfillment centers to end customers at scale.

Conductive and static-resistant corrugated containers protect sensitive electronic assemblies and aerospace components during storage and transit.
Talk to our experts for custom solutions and tailored guidance.
With over 1,300 corrugated box sizes including triple wall, Gaylord bulk bins, and government-spec grades, we stock the configurations most suppliers cannot.
Products comply with ASTM D5118, ASTM D4727, and CSA Class Code A standards, ensuring your shipments meet carrier, military, and regulatory requirements.
From short-run custom boxes ready in 7–10 days to full-color branded cartons, we engineer packaging solutions to exact dimensional and strength requirements.
Submit your requirements and our packaging specialists will respond with sizing recommendations, volume pricing, and lead time details within one business day.
To help us assist you faster, please include the reason for your message so the relevant team can reach out as soon as possible.
To help us assist you faster, please include the reason for your message so the relevant team can reach out as soon as possible.