Enmach Tanks & Water Solutions: Your Questions Answered

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When it comes to industrial and agricultural storage in Australia, Enmach has built a reputation over three decades for quality, innovation, and durability. This article addresses common questions about the company, its products, and what makes them a trusted choice for customers across the country.

Who is Enmach and what do they do?

Enmach is a family-owned Australian manufacturer headquartered in Bundaberg, Queensland, specialising in the design and production of polyethylene and steel-fabricated storage solutions . The company was founded over 30 years ago, evolving from a farm machinery repair business into a national leader in rotational moulded products .

Today, Enmach serves a remarkably diverse customer base. As one company profile notes, they deliver to everyone "from the urban city dweller, acreage land owner and recreational 4WD enthusiast to civil contractors and government departments" . This versatility speaks to the breadth of their product range and their ability to engineer solutions for different scales of operation.

The business remains under family leadership, with founder Noel Bowder still actively involved alongside his sons Jon and Kingsley, and now grandson Callum representing the third generation . This continuity of ownership and values has shaped Enmach's approach to business—prioritising personalised service, quality manufacturing, and long-term relationships over short-term gains.

What is "the poly advantage" that Enmach promotes?

"The poly advantage" refers to Enmach's deliberate focus on polyethylene as a superior alternative to traditional materials like steel . This philosophy recognises that Australia's harsh climate—with its intense UV exposure, extreme heat, and corrosive environments—can quickly degrade equipment made from conventional materials.

Polyethylene offers several distinct benefits:

Exceptional durability in challenging environmental conditions

Corrosion resistance that eliminates the rust problems common with steel

UV stabilisation that prevents degradation from prolonged sun exposure

Seamless construction through rotational moulding, eliminating weak points that could lead to leaks

By reinventing and redesigning products traditionally made from steel, Enmach has created solutions that offer extended lifespan and better serviceability for customers . This material philosophy underpins everything they manufacture.

What types of products does Enmach manufacture?

Enmach's product portfolio is extensive and continues to grow. Their manufacturing capabilities encompass:

Agricultural Storage Solutions:

Poly Silos ranging from 1 tonne to 50 tonnes capacity, suitable for fertiliser, grain, feed pellets, and even coffee beans

Liquid Fertiliser Tanks from 500 litres to 35,000 litres, available with flat or conical bases for complete drainage

The Stakka Bin, a 1.75m³ storage bin with a pallet-sized footprint, capable of storing approximately 1.3 tonnes of wheat or fertiliser

Stock handling accessories, troughs, and feeders

Water Management Solutions:

Rainwater Tanks from 1,000 litres to 29,500 litres for residential, agricultural, and industrial applications

Water harvesting systems designed to capture and utilise rainwater efficiently

Irrigation and water reticulation fittings

Industrial and Chemical Storage:

Chemical and Process Tanks constructed from LLDPE for superior resistance to rust and chemical breakdown

Total Drain Tanks featuring unique drainage systems that eliminate residue buildup, serving agriculture, construction, food processing, and wastewater management sectors

Speciality Products:

Multi Trans 7000 – a truck-mountable tank system with the same footprint as a 20-foot shipping container, enabling flatbed trucks to double as transport tankers

RV and 4WD tanks for recreational vehicles

Poly Lawn Trailers and other items

What makes the Multi Trans 7000 innovative?

The Multi Trans 7000 represents a significant innovation in transport logistics. As Enmach director Jon Bowder explains, it is the first product of its kind manufactured in Australia .

The system consists of 7m³ polyethylene tanks with 30-degree sloping bases for complete drainage, encased in a galvanised steel frame identical in footprint to a 20-foot shipping container. Container locking pins integrated into each corner allow the units to be forklifted onto flatbed trucks or trailers and locked into place using existing container pin points .

The genius of this design lies in its versatility. A single flatbed truck can transport liquid molasses, supplement feeds, liquid fertilisers, granular fertilisers, feed pellets, grain, or seed simply by swapping Multi Trans units. After delivery, the unit can be removed and the flatbed returned to other duties. As Bowder puts it, "It's utilising assets for more than one purpose" .

How are Enmach's poly silos different from traditional steel silos?

Enmach's poly silos offer several advantages over conventional steel alternatives:

Thicker walls: With wall thicknesses of 10 to 30 millimetres, these silos provide better insulation than steel. This helps keep stored products cooler during the day, while nighttime temperature changes are more gradual, reducing condensation and spoilage .

Corrosion resistance: Unlike steel silos that can rust, Enmach's poly silos are inherently corrosion-resistant. This is particularly important for fertiliser storage, as most fertilisers are corrosive to metal .

Superior construction: Each poly silo sits within a galvanised steel frame featuring stainless steel components at critical points such as the outlet knife gate and any bolts through the silo wall. This combination maximises durability while maintaining structural integrity .

Confidence through warranty: Enmach offers a 10-year warranty on their poly silos—a level of confidence rarely offered with steel silos .

Proven performance: These silos are cyclone-rated and have survived major weather events including Cyclone Yasi in North Queensland .

What industries benefit from Enmach's Total Drain Tanks?

Enmach's Total Drain Tanks serve multiple industries thanks to their innovative design that ensures complete liquid evacuation and prevents residue buildup :

Agriculture: Perfect for storing fertilisers, pesticides, and agricultural solutions. The complete drainage system means less waste, better quality of stored liquid, and more efficient usage .

Construction: Reliable storage for water, chemicals, and construction-related liquids in demanding site environments. The total drainage feature simplifies cleanup and prevents material waste .

Food Processing: The design eliminates contamination risk by preventing residue buildup—crucial in industries where hygiene and safety are paramount .

Wastewater Management: Ideal for storing wastewater before treatment, with complete drainage preventing cross-contamination and facilitating effective treatment processes .

Industrial Applications: Suitable for both hazardous chemicals and non-toxic liquids, offering safe and effective storage across various industrial environments .

How does Enmach ensure product quality and compliance?

Enmach demonstrates a serious commitment to engineering excellence and regulatory compliance through several measures:

In-house research and development: The company maintains a highly equipped R&D department that pursues innovation while ensuring all products meet rigorous performance criteria .

Engineering verification: Critical products like liquid fertiliser tanks are F.E.A. engineered—subjected to finite element analysis that verifies structural integrity under specified loads .

Standards compliance: Enmach manufactures products to comply with Australian standards including AS/NZS4020 (products in contact with drinking water), AS 2070 (plastics materials for food contact), and AS/NZS 4766 (polyethylene storage tanks for chemical applications) .

End-to-end quality control: By being involved in every step—from design and manufacturing through to delivery and on-site installation—Enmach maintains control over quality throughout the product lifecycle .

Where can Enmach products be found in action?

Enmach products are deployed across Australia in diverse applications:

West Connex tunnel system, Sydney: Eight Enmach silos are installed at the drilling heads, holding water separated from tunnel boring slurry .

Bundaberg Airport: Enmach tanks support firefighting operations, demonstrating their role in critical emergency services infrastructure .

Agriculture nationwide: Farmers rely on Enmach silos, Stakka Bins, and liquid fertiliser tanks for day-to-day operations .

Residential properties: Homeowners across Australia use Enmach rainwater tanks for water conservation .

How does Enmach handle delivery and installation?

Enmach takes pride in managing the entire logistics chain. The company operates its own fleet of trucks, delivering products across Australia from Western Australia to Far North Queensland .

For larger silos, experienced installation teams construct the units on-site, minimising disruption and ensuring proper setup. This vertical integration reflects the company's founding philosophy and ensures customers receive support throughout the process .

Are Enmach products Australian-made?

Yes, Enmach takes pride in using Australian-made materials, including ethylene gas sourced from Bass Strait . This commitment to domestic manufacturing aligns with growing national priorities around self-reliance and supply chain security.

How can I purchase Enmach products?

Enmach products are available through hundreds of dedicated outlets across Australia . For specific inquiries, customers can visit enmach.com.au or call 1800 502 267 for a free catalogue and to locate their nearest dealer .

Enmach represents a distinctive blend of Australian manufacturing heritage, family business values, and continuous innovation. From their beginnings as a farm machinery repair shop in Bundaberg to their current position as a national leader in polyethylene storage solutions, they have consistently focused on understanding customer needs and engineering products that stand up to Australia's demanding conditions.

Whether you're a home gardener needing a rainwater tank, a farmer requiring bulk storage for grain or fertiliser, or an industrial operator seeking compliant chemical storage, Enmach offers solutions backed by decades of experience, rigorous engineering, and a genuine commitment to service.