Mid West Concrete Pty Ltd

Also known as
  • Midwest Concrete Pty Ltd
Business Summary
Water Troughs Septic Tanks Pre-cast concrete products specialist
About Us
Septic & Water Tanks

We understand the needs of our customers and so, we have created a new mould for out 4000L Septic Tank. Contact Max, Beth or Al for information.

Our water tanks, septic tanks and collection wells are made to Australian Standard AS/NZS 1546.1:1998.


  • Septic Tanks: 2300L, 3400L & 4000L Capacity
  • Water Tanks: 5000L Capacity
  • Collection Wells: 2050L, 3600L & 4000L Capacity

All water tanks come with 150mm Riser and heavy duty lid as standard. Larger risers (in increments of 150mm) are also available.

We can also supply replacement lids in a variety of sizes.

Download our Specification & Information Folder here


Download our Septic Tank Specification Sheet here

Septic Tank Distribution Pits

For use with Mid West Concrete's septic tanks, this pit is fitted with surge baffles to ensure equal 3-way distribution for sullage drains.

Download our Specification & Information Folder here

Storm Water Pits

MWC's storm water pits come in 5 standard sizes:

  • 450x450x450mm
  • 600x600x600mm
  • 600x600x750mm
  • 900x900x900mm
  • 900x600x600mm

We also have a wide range of risers, lids and grates to suit.

Risers are made in height increments of 150mm.

Download our Product Catalogue here


Standard Headwalls complement our range of Hunter Concrete Products pipes.


  • 150mm
  • 225mm
  • 300mm
  • 375mm
  • 450mm
  • 525mm
  • 600mm
  • 750mm
  • 900mm - NEW PRODUCT!

Download our Product Catalogue here

RTA Sloping Headwalls

New to our range are RTA Sloping Headwalls which are available in the following sizes:

  • 375mm
  • 450mm

Download our Product Catalogue here