Plastic Septic Tanks

Call us at 1300 770 594 or fill out our online booking form to get in touch.

  1. Septic Systems
  2. Plastic Septic Systems

Do you need a Septic System on your property?

When it comes to septic systems, there are numerous factors to consider including the design and size of the tank that will suit your household and the location for installation.

To help you with your decision-making the professional team at Express Wastewater Solutions has the expertise and practical know-how to assess your property size, take into consideration the number of people in your household and offer advice on the most suitable and cost-effective septic tank solution. On completion of this assessment, we will provide detailed information about the cost of the tanks and the required work for installation, to make sure you have a total understanding of the work involved. 


Book A Septic Tank Specialist Today

Call us at 1300 770 594 or fill out the form and we will get in touch with you as soon as possible.

Let's look at Plastic Septic Tanks!

You may have come across the name Polymer when researching plastic septic tanks. This can be a little confusing so to give you a bit of insight into the difference, a polymer septic tank is plastic however the difference is that Polymers are made up of uniform molecules that are smaller than plastic molecules. So basically plastics when used in manufacturing septic tanks vary in quality and durability.

Express Wastewater supplies and install Everhard polymer / plastic septic tanks, which are considered high-end septic tanks are completely recyclable and have a long life span. The benefits of polymer septic tanks include added protection against harmful ultraviolet lights, superior durability, lightweight, and ease of transport and handle. Polymer tanks fully meet the AS/NZS 1546.1-2008 requirements for on-site domestic wastewater treatments, and with their 15-year manufacturer’s guarantee, you can be confident your tank is built to last.

Why choose a Plastic Septic Tank?

While plastic septic tanks offer benefits over concrete tanks, they also come with limitations influenced by specific circumstances, soil conditions and regional regulations. Consulting with local septic tank experts is recommended as they possess knowledge about local building codes and regulations. This will help you determine the most appropriate plastic septic tank for your property


  • Lightweight
  • Durable
  • Ease of installation
  • Resistance to ground chemicals
  • Excellent insulation properties
  • Low maintenance requirements


  • Less weight and stability
  • Vulnerability to sunlight
  • Potential for floating should area flooding occur
  • Limited sizes for heavy use
  • Temperature Sensitivity
  • Permeability
  • Higher initial cost when opting for high-end materials

Polymer Septic Tanks

Everhard has more than 20 years of experience in the manufacturing and distribution of polymer septic tanks. One of Everhard’s two main septic tank types, they’re constructed from top-grade virgin polypropylene which is a type of plastic. The polypropylene material renders the septic tanks resistant to the negative effects of moisture and corrosion.

Light in weight, Everhard’s polymer septic tanks offer excellent advantages in terms of transportation, and ease of handling. Considering their manoeuvrability, installation of these tanks can be readily performed by a licensed wastewater professional.

Plastic Septic Tank Installation

Our wastewater solutions technicians provide skilled and accurate installations for septic tanks When you opt for a plastic septic tank for your wastewater management you and have peace of mind that your household and the environment are safeguarded from potential contamination caused by waste.

Plastic Septic Tank Repairs

Express Wastewater understands the importance of repairing any issues you are having with your septic tank promptly. Whether it is repairs to risers or even a lid replacement we have you covered. With extensive knowledge of septic tanks and how they work, we can evaluate any problems and provide the most cost-effective and suitable repair solution. Rest assured we will swiftly restore your septic system to its optimal functionality with a minimum of disruption to your household.

Plastic Septic Tank Servicing and Maintenance

Although routine maintenance and servicing are essential for a well-functioning septic system, they may not address every issue. In some cases, repairs or replacement of absorption trenches might be necessary to ensure the smooth operation of your septic system. Our experienced wastewater technicians recognise the significance of maintaining your septic tank regularly.

When we service your septic tank we will conduct a sludge test to gauge accumulated sludge levels and determine if a pump out is required. By keeping up with maintenance your system will operate smoothly thus reducing the risk of costly and damaging problems arising.

While regular maintenance and servicing are crucial for a healthy system it might not resolve all issues. Sometimes repairs or replacements of absorption trenches may be necessary to ensure your system operates smoothly. At Express Wastewater Solutions, we understand how important it is to maintain the efficiency of your septic tank system.

Our servicing includes performing sludge test inspections to assess the level of sludge accumulated and whether a pump out is required. With preventative maintenance, and regular septic tank servicing your septic tank will function effortlessly and you will help prevent damaging and costly problems from occurring.

Local Sewage and Wastewater Solutions and Septic Tank Specialists

Express Wastewater Solutions supply and install polymer / plastic septic tank systems across South East Queensland. For a free 30-minute consultation contact our friendly team on 1300 722 517 or complete our septic tank system enquiry form. 



Frequently asked questions

Septic Tank Regulations QLD

Septic Tank Installation Requirements

What size septic tank do I need?