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 and Fledbag 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 us
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
Introducing Rombus Grid & Fusion
Modular, high-strength concrete systems that flex like asphalt and last like concrete. Delivering faster, cheaper, and more sustainable surfaces than traditional concrete slabs
Before
After
Our goal is to help industries work confidently today while building a safer, smarter future for tomorrow.
Freight made simple
How the Quote & Freight Process Works
Need a project or freight estimate?
Select product and submit your delivery details, our team will confirm all details before your order is finalised.
For Rombus projects, visit our instant calculators to estimate product quantities, concrete requirements and project cost, or compare Rombus against a traditional concrete slab for cost and resource savings.
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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.