Polymaster 3,100ltr Septic Tank ST3100


Polymaster 3,100ltr Septic Tank ST3100

Septic tanks are a cost-effective solution for residential wastewater treatment and they’re a great option when you may not have access to municipal wastewater systems.

Polymaster septic tanks are approved in VIC, SA & NSW.

This tank has a recommended application for a 1-5 people household.  While this tank is also suitable for larger households, it may require more frequent pump out’s as waste may build up quickly.

Please check with your local council for exact local requirements.

These all new, ultra-strong, low profile septic tanks have passed the stringent test of AS/NZS 1546.1 certification with flying colours.


  • 10 minute hook-up – fittings and baffle are pre-installed
  • One-piece tank with lifting lugs – lightweight and easy to handle.
  • Australian manufactured – offering you maximum support and service
  • Self-anchoring – does not require concrete Low profile design – minimal excavation depth
  • Tested and certified to AS/NZS 1546.1:2008 – assurance of maximum performance
  • EPA approval BMP650823


  • Length: 2450mm
  • Width: 1640mm
  • Height: 1665mm
  • Capacity: 3,100ltr


Please Note: Item May Take 4 to 6 Weeks To Be Delivered. Made In Locally in Swan Hill, Victoria.

Delivery Charge of $110 of  in Victoria and the customer will be required to have a lifting device at the Property address.

What makes Polymaster tanks the toughest?

  • Self-supporting roof design means no support poles are necessary
  • Extra thick corrugated walls for maximum strength
  • Double strength UV+ resin ensures ultimate protection against Australia’s harsh sun
  • One-piece construction with no joins, seams or part-lines
  • Certification to AS/NZ4766 tank standard
  • 22 COLORBOND colours
  • 20 Year Warranty for peace of mind! *conditions apply
  • Fast delivery of rainwater tanks – delivered within 21 days

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