United Ag
Precision Engineering. Safer Systems. Sustainable Results.
United Ag is a modern, solutions-driven business delivering high-quality, engineered products that make operations safer, smarter, and more sustainable. From UniBox to the Bulk Bag Stand and Rombus, every innovation is designed to help Australian industries work more efficiently — with less risk, waste, and downtime.

Our Story
United Ag is a modern, solutions-driven business delivering high-quality, engineered products that make operations safer, more efficient and sustainable.
About UsSee How UniBox™ Improves Bulk Handling
Safely store, transport and discharge granular materials.
Select each hotspot to explore the features that support secure, protected storage, safer handling, efficient stacking and controlled discharge.

Engineered Construction
Manufactured from high-density polyethylene (HDPE) the UniBox is UV-stabilised to withstand 10+ years of outdoor exposure while maintaining strength in all weather conditions.
Centre Discharge Port
The sloped design channels product to a central discharge port for complete emptying, operated by manual gate or remote control to keep workers safely on the ground.
4-Way Forklift Entry
Wide entry points from any direction make positioning simple, with a reinforced base that safely handles 3-tonne loads during lifting and transport.
Weatherproof Seal
Built to protect your product from moisture and contamination, the completely sealed construction keeps everything perfect whether stored indoors or permanently outdoors.
Reinforced Stacking System
Steel-reinforced corners allows for stable stacking of units 4-high, with an interlocking design that prevents any shifting.
Smarter, Flexible Concrete Systems
High-Strength Surfaces with Less Concrete and Excavation
Rombus™ is a hybrid pavement system that combines recycled plastic grid technology with a reduced concrete layer to create strong, flexible working surfaces. Designed for hardstands, access roads, yards and industrial applications, it reduces concrete use, excavation and installation time compared with conventional concrete slabs.
Move the slider to see the transformation.

Traditional Concrete

Rombus Flexible Pavement
Our goal is to help industries work confidently today while building a safer, smarter future for tomorrow.
Clear Costs Before You Confirm
How Our Product and Freight Quotes Work
Visit the relevant product page, select the product or configuration you need and submit your delivery details. Our team will prepare a complete quote, including applicable freight costs, for your review. Nothing is confirmed until you approve the final quote.
Not sure which product you need or prefer to discuss your requirements first?
Speak with our team using the button below.
General FAQ's
Check out some common questions our customers ask. Still need more information?
Visit our contact page, we will be happy to assist.
Do you offer Australia-wide shipping?
Yes, we ship across Australia. Freight costs vary depending on location, product and order size, we work with trusted carriers to ensure safe, reliable delivery.
Can I get a quote before ordering?
Absolutely. Some products require freight or bulk pricing, so you can easily request a quote online or contact our team for a tailored estimate.
How long will my order take to arrive?
Delivery times depend on your location, product ordered and freight company. Items are usually dispatched within 2-3 business days, and delivered within 1-3 weeks.
Do you sell directly to businesses or individuals?
Yes, we supply both. Whether you’re a business, contractor, or individual buyer, we’ll help you find the right solution for your needs.
What if I need help choosing the right product?
Our team is here to help. You can contact us anytime for practical advice on sizing, compatibility, or the best solution for your specific application.
Are your products environmentally friendly?
Yes. Many are reusable or made from recycled materials. Our focus is to reduce waste and improve efficiency without compromising safety or performance.



