---
title: Septic Tanks
---

# Beat the old - Coerco’s Premium Septic Systems are conveniently the BEST!.

Designed by rural Aussies with decades of experience, the price you pay for Coerco septic tank systems is convenience. From delivery, to installation, to performance, our poly septic tank & leach drain systems are no-nonsense and easy. You can’t find a better septic system at an affordable cost without sacrificing quality!

[![play button](https://offers.coerco.com.au/hubfs/media-icon_white_v2.png)](https://offers.coerco.com.au/septic-tanks#)

![](https://fast.wistia.com/embed/medias/lzwd7jmgf8/swatch) 

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[Download Specifications & Pricing](https://offers.coerco.com.au/septic-tanks#enquiry_form)

### Coerco — Reliability in an unpredictable world

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Septic failures are agonising, costly and difficult to pinpoint.

So, we made sure our septic tanks for sale won’t cause you trouble. It’s time for you to reap its many benefits:

- Manufactured to meet Department of Health approvals:  
  Western Australia, Northern Territory, and South Australia
- Certified to AS1546.1 for a range of septic and wastewater products.
- Lightweight. Easy to transport, install and use.
- Made of the highest quality polyethylene for durability.
- Coerco septic tanks come as a complete kit with a lid, inlet and outlet fittings.
- Septic tank size come in a variety to suit your requirements.  
  Whether you need a small septic tank or an industrial size large capacity system, a poly septic tank can do it better.

### Minimise Septic Failure!

Coerco septic tank and leach drain systems are fast becoming the product of choice over other materials, with good reason.

### Pick a Product Group Below.

### 1450 Litre Septic Tank

![1450 Litre Septic Tank](https://offers.coerco.com.au/hubfs/2020/Products/SEP1450.png)

### 1,450 Litre Septic Tank

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- Lightweight, easy to transport and install
- Manufactured from durable polyethylene
- Anti flotation ring and ribbing incorporated into design
- Certified to Australia Standard AS/NZS1456.1 and approved by Department of Health – WA 
- Supplied as complete kit including lid, inlet & outlet ‘T’ pieces
- Leach Drain Systems also available

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### 2200 Litre Septic Tank

![2200 Litre Septic Tank](https://offers.coerco.com.au/hubfs/2020/Products/SEP2200.png)

### 2,200 Litre Septic Tank

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- Lightweight, easy to transport and install
- Manufactured from durable polyethylene
- Anti flotation ring and ribbing incorporated into design
- Certified to Australia Standard AS/NZS1456.1 and approved by Department of Health – WA 
- Supplied as complete kit including lid, inlet & outlet ‘T’ pieces
- Leach Drain Systems also available

**

### 3,200 Litre Septic Tank

![3,200 Litre Septic Tank](https://offers.coerco.com.au/hubfs/2020/Products/Septic%20Tank/septic-tanks/sep3200-sillhouette-1.png)

### **3,200 Litre Septic Tank Baffled**

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- Lightweight, easy to transport and install
- Manufactured from durable polyethylene
- Anti flotation ring and ribbing incorporated into design
- Certified to Australia Standard AS/NZS1456.1 and approved by Department of Health – WA 
- Supplied as complete kit including lid, inlet & outlet ‘T’ pieces
- Leach Drain Systems also available

**

### 4000 Litre Septic Tank

![4000 Litre Septic Tank](https://offers.coerco.com.au/hubfs/2020/Products/SEP4000-aligned.png)

### 4,000 Litre Septic Tank Baffled

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- Lightweight, easy to transport and install
- Manufactured from durable polyethylene
- Anti flotation ring and ribbing incorporated into design
- Certified to Australia Standard AS/NZS1456.1 and approved by Department of Health – WA 
- Supplied as complete kit including lid, inlet & outlet ‘T’ pieces
- Leach Drain Systems also available

 

**

Septic Tanks

https://2531009.fs1.hubspotusercontent-na1.net/hubfs/2531009/2020/PDF/AG%20Catalogue%20PDF/Septic%20Tanks_Specs%20and%20Price%200522.pdf

### enquire now!

##### Detailed Information

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## Looking for Pricing?

Choose a poly septic tank or leach drain system from COERCO and benefit from high-quality products, easy installation, and superior customer service.

 

or Talk to our friendly team today for expert advice and a no-obligation quotation.

[**1800 860 851](tel:1800860851)

## We’ve Garnered 200+ Reviews And Counting With A 4.9 Rating!

![block quote](https://offers.coerco.com.au/hubfs/7.%20Website%20Assets%202018/agriculture/blockquote.png) ![review_source](https://offers.coerco.com.au/hs-fs/hubfs/7.%20Website%20Assets%202018/homepage/How-To-Get-More-Google-Reviews-.png?width=96&height=48&name=How-To-Get-More-Google-Reviews-.png)

“ Great product (Septic system) and delivery service as usual ” [Read More](https://offers.coerco.com.au/septic-tanks#)

“ Great product (Septic system) and delivery service as usual ”

[Read Less](https://offers.coerco.com.au/septic-tanks#)

![Andrew Horne](https://offers.coerco.com.au/hs-fs/hubfs/7.%20Website%20Assets%202018/homepage/New_20Picture_20_1__254988676c235546ad5e19015722711e.png?width=80&height=80&name=New_20Picture_20_1__254988676c235546ad5e19015722711e.png)

### Andrew Horne

![block quote](https://offers.coerco.com.au/hubfs/7.%20Website%20Assets%202018/agriculture/blockquote.png) ![review_source](https://offers.coerco.com.au/hs-fs/hubfs/7.%20Website%20Assets%202018/homepage/How-To-Get-More-Google-Reviews-.png?width=96&height=48&name=How-To-Get-More-Google-Reviews-.png)

" We regularly deal with Coerco for tanks, leach drains and a range of other products. I find them to be easy to deal with, helpful, quick to respond.. [Read More](https://offers.coerco.com.au/septic-tanks#)

" We regularly deal with Coerco for tanks, leach drains and a range of other products. I find them to be easy to deal with, helpful, quick to respond to queries and their products are of a very high quality. I would highly recommend them to anyone. "

[Read Less](https://offers.coerco.com.au/septic-tanks#)

![Rob Hales](https://offers.coerco.com.au/hs-fs/hubfs/7.%20Website%20Assets%202018/homepage/New_20Picture_20_1__254988676c235546ad5e19015722711e.png?width=80&height=80&name=New_20Picture_20_1__254988676c235546ad5e19015722711e.png)

### Rob Hales

Bullsbrook , WA

![block quote](https://offers.coerco.com.au/hubfs/7.%20Website%20Assets%202018/agriculture/blockquote.png) ![review_source](https://offers.coerco.com.au/hs-fs/hubfs/Review%20Email.png?width=96&height=48&name=Review%20Email.png)

" Extra special thanks to the team at “Coerco”. I bought a full septic system and leach drains from them for my 40 acre property in Gingin. I can’t.. [Read More](https://offers.coerco.com.au/septic-tanks#)

" Extra special thanks to the team at “Coerco”. I bought a full septic system and leach drains from them for my 40 acre property in Gingin. I can’t speak any higher of them from the people in the office to the delivery. Products are very very good and the people even better. I would highly recommended these guys to anyone chasing the products they stock! You won’t be disappointed. "

[Read Less](https://offers.coerco.com.au/septic-tanks#)

![Sarah Kelly ](https://offers.coerco.com.au/hs-fs/hubfs/Warren%20Arnold-1.png?width=80&height=80&name=Warren%20Arnold-1.png)

### Sarah Kelly

Gingin, WA

![block quote](https://offers.coerco.com.au/hubfs/7.%20Website%20Assets%202018/agriculture/blockquote.png) ![review_source](https://offers.coerco.com.au/hs-fs/hubfs/7.%20Website%20Assets%202018/homepage/How-To-Get-More-Google-Reviews-.png?width=96&height=48&name=How-To-Get-More-Google-Reviews-.png)

" Prompt delivery, quality product, good advice. Water tank and septic system. " [Read More](https://offers.coerco.com.au/septic-tanks#)

" Prompt delivery, quality product, good advice. Water tank and septic system. "

[Read Less](https://offers.coerco.com.au/septic-tanks#)

![Frank The Sheepdog ](https://offers.coerco.com.au/hs-fs/hubfs/Frank%20The%20Sheepdog.png?width=80&height=80&name=Frank%20The%20Sheepdog.png)

### Frank The Sheepdog

Katanning, WA

![block quote](https://offers.coerco.com.au/hubfs/7.%20Website%20Assets%202018/agriculture/blockquote.png) ![review_source](https://offers.coerco.com.au/hs-fs/hubfs/7.%20Website%20Assets%202018/homepage/reviews.png?width=96&height=48&name=reviews.png)

" As an agent for Coerco they are so easy to deal with making it even easier for the customers. Nothing is an issue for them. " [Read More](https://offers.coerco.com.au/septic-tanks#)

" As an agent for Coerco they are so easy to deal with making it even easier for the customers. Nothing is an issue for them. "

[Read Less](https://offers.coerco.com.au/septic-tanks#)

![Craig Bassett - Elders Ltd](https://offers.coerco.com.au/hs-fs/hubfs/Craig%20Bassett.jpg?width=80&height=80&name=Craig%20Bassett.jpg)

### Craig Bassett - Elders Ltd

Geraldton, WA

![block quote](https://offers.coerco.com.au/hubfs/7.%20Website%20Assets%202018/agriculture/blockquote.png) ![review_source](https://offers.coerco.com.au/hs-fs/hubfs/7.%20Website%20Assets%202018/homepage/How-To-Get-More-Google-Reviews-.png?width=96&height=48&name=How-To-Get-More-Google-Reviews-.png)

" Fantastic Experience. The service was 10 out of 10, and the process was seamless from quote through to delivery. Was even more impressed after.. [Read More](https://offers.coerco.com.au/septic-tanks#)

" Fantastic Experience. The service was 10 out of 10, and the process was seamless from quote through to delivery. Was even more impressed after getting an after sales follow up call to make sure I was happy. "

[Read Less](https://offers.coerco.com.au/septic-tanks#)

![Darren Tindal ](https://offers.coerco.com.au/hs-fs/hubfs/Darren%20Tindal.png?width=80&height=80&name=Darren%20Tindal.png)

### Darren Tindal

Albany, WA

![block quote](https://offers.coerco.com.au/hubfs/7.%20Website%20Assets%202018/agriculture/blockquote.png) ![review_source](https://offers.coerco.com.au/hs-fs/hubfs/7.%20Website%20Assets%202018/homepage/How-To-Get-More-Google-Reviews-.png?width=96&height=48&name=How-To-Get-More-Google-Reviews-.png)

" We have been very happy with the polyethylene septic tanks provided by Coerco, and we now use these as standard on all our new homes. Previously we.. [Read More](https://offers.coerco.com.au/septic-tanks#)

" We have been very happy with the polyethylene septic tanks provided by Coerco, and we now use these as standard on all our new homes. Previously we used concrete tanks which were much heavier and needed machinery to lift them. We generally needed two concrete tanks compared to the one poly tank with a baffle which we now use as standard. This means we can install them faster, with less work, and less digging. We find the sales staff at Coerco to be very helpful, knowledgeable, quick to act, and professional in every respect. I would certainly recommend Coerco as a company. "

[Read Less](https://offers.coerco.com.au/septic-tanks#)

![Andrew Sharpe - Stallion Homes](https://offers.coerco.com.au/hs-fs/hubfs/2020/Testimonials/Andrew_Sharp.jpg?width=80&height=80&name=Andrew_Sharp.jpg)

### Andrew Sharpe - Stallion Homes

 Northam, WA

![block quote](https://offers.coerco.com.au/hubfs/7.%20Website%20Assets%202018/agriculture/blockquote.png) ![review_source](https://offers.coerco.com.au/hs-fs/hubfs/Review%20Email.png?width=96&height=48&name=Review%20Email.png)

" Whilst proceeding through a home upgrade, we were directed to upgrade our 2 tank septic system by our Council’s Health Dep’t. One of their.. [Read More](https://offers.coerco.com.au/septic-tanks#)

" Whilst proceeding through a home upgrade, we were directed to upgrade our 2 tank septic system by our Council’s Health Dep’t. One of their recommendations was to use a baffled 4000ltr poly tank and specifically mentioned an SEP4000 by Coerco. I researched the product online then called Craig at Coerco because the tank had to be located in a trafficable area. Craig was very helpful and sent several emails outlining how to install the tank and lid. Both my plumber and staff at Reece Plumbing had no idea that a trafficable lid was available for these tanks. Encouraged by Craig’s advice I ordered both items and received courteous notification of the expected arrival. The delivery driver was punctual, polite and efficient and we quickly unloaded the tank. I expected the lid to be heavy concrete like those on my existing two tanks but was quite surprised to find it is made from hard plastic, honeycomb like panels that interlock and are stiffened by inserting 20 mm poly pipe horizontally through the lid. Once installed above the tank you simply water in sand into the plastic matrix lid and this coversheet is engineered to protect the tank below. The system hasn’t been subjected to a lot of vehicular traffic as yet but I have driven a tractor on it with no problem! Council have passed the new system and it is in use. I would recommend this product from Coerco! "

[Read Less](https://offers.coerco.com.au/septic-tanks#)

![David Couch](https://offers.coerco.com.au/hs-fs/hubfs/7.%20Website%20Assets%202018/homepage/New_20Picture_20_1__254988676c235546ad5e19015722711e.png?width=80&height=80&name=New_20Picture_20_1__254988676c235546ad5e19015722711e.png)

### David Couch

Mary Brook, WA

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