Business Details
27 Years
experience
Premium Polyethylene Water Tanks & Industrial Storage Solutions
National Poly Industries is an Australian-owned manufacturer with over two decades of expertise in producing high-quality polyethylene water and industrial tanks. Established in 1999, our ISO-certified operations in Bundaberg (Queensland) and Bathurst (New South Wales) serve urban and rural markets nationwide. We specialize in one-piece rotomoulded tanks ranging from 1,000 to 37,200 liters, compliant with Australian standards AS/NZS 4766 and AS 2070/AS4020. Our products feature UV-stabilized, food-grade materials with 20-year warranties for water tanks and 10-year warranties for slimline models.We offer nationwide delivery, technical support for installation, and custom design capabilities for industrial applications including chemical storage and water treatment plants. Our team combines technical expertise with customer-focused service, ensuring solutions tailored to residential, agricultural, and industrial needs.
Services
Water Tanks
Industrial Tanks
Slimline Tanks
Tank Accessories
Custom Design
Details
- Year established: 1999
Highlights and features
- 20+ years manufacturing polyethylene tanks in Australia
- ISO 9001 certified quality management system
- One-piece construction with no vertical seams
- 20-year warranty on water tanks
- Nationwide service coverage in Queensland and NSW
Associations and certifications
- ISO
- AS/NZS 4766
- AS 2070/AS4020
What people say
Exceptional service
Prompt delivery
High-quality products
Expert installation
Durable construction
Services
Water Tanks
Our polyethylene water tanks provide durable rainwater harvesting solutions for residential and commercial use. Manufactured from UV-stabilized, food-grade materials with 20-year warranties, these tanks resist corrosion and maintain water quality. Available in round and slimline models from 1,000 to 37,200 liters, they feature one-piece construction with no vertical seams for superior strength.
Industrial Tanks
Precision rotomoulded industrial tanks designed for chemical and liquid storage with specific gravity ratings from SG1 to SG2. Compliant with AS-4766:2006 standards, these tanks handle substances like sodium hypochlorite and hydrochloric acid. Custom configurations include specialized flanges, stainless steel fittings, and capacities up to 37,200 liters for mining, agriculture, and water treatment applications.
Slimline Tanks
Space-efficient water storage solutions engineered for narrow spaces with capacities from 2,000 to 5,000 liters. These 10-year warranty tanks combine compact dimensions with high-quality construction, featuring molded-in fittings and corrosion-resistant materials. Ideal for urban properties where traditional tanks cannot fit, available in multiple colorbond options for aesthetic integration.
Tank Accessories
Comprehensive range of fittings and components including water pumps, diverters, and strainers to optimize tank functionality. The TotalFlo pump range supports pressure boosting and drainage applications, while automatic mains switches ensure seamless water supply transitions. All accessories meet Australian standards for safety and performance in residential and industrial systems.
Custom Design
Specialized industrial product design services for unique storage requirements, including mold fabrication and precision manufacturing. Our engineering team develops customized tank configurations with specialized fittings for chemical processing, mining waste management, and water treatment plants. Solutions comply with AS-4766 standards and specific gravity requirements from SG1 to SG2.
Questions
What warranty do you offer on water tanks?
Our round water tanks carry a 20-year warranty, while slimline tanks have a 10-year warranty, covering manufacturing defects and material integrity.
Do you deliver outside Queensland and NSW?
While our manufacturing plants operate in Queensland and NSW, we service nationwide locations through our distribution network and logistics partners.
Can tanks be connected for increased storage?
Yes, our polyethylene tanks can be linked together to create larger storage systems while maintaining structural integrity and leak-proof connections.
Are your tanks suitable for drinking water?
Yes, our water tanks meet AS 2070/AS4020 standards for safe drinking water storage, using food-grade materials without BPA.
Do you provide installation support?
We offer technical guidance for installation and coordinate delivery assistance through our experienced distribution team.
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