Septic Tanks and Wastewater Treatment Solutions

BioSeptic is the flagship business of The Martins Group. We have been manufacturing, supplying, and servicing quality sewerage treatment systems for thousands of households since 1992. Our Aerated Wastewater Treatment System (AWTS) recycles wastewater into clear odourless water for use on your lawn and garden.

Installing a BioSeptic septic tank in your home or business provides you with an economical and environmentally-friendly solution for wastewater treatment as well as a source of grey water for your garden.

With a range of waste water treatment systems available, BioSeptic can design and install a wastewater system that meets your individual needs. We also provide support throughout the process including preparing and providing applications and documents for council approval.

BioSeptic septic tanks provides you with an economical and environmentally-friendly solution for wastewater treatment.

BioSeptic is one of the most recognised names in the wastewater and sewerage treatment industry. We service all of NSW and the ACT from our location in Smeaton Grange, NSW. BioSeptic’s combination of high-quality septic tank systems, wastewater treatment solutions, customer service, and years of experience allow us to provide our customers with an economical and environmentally-friendly wastewater treatment product that they can trust.

At BioSeptic, it is our aim to produce the very best AWTS and then support it with the very best service available. We have a large team that is client focused to ensure that you are receiving the very best product and service.


Latest News

  • Dog Attack Kenthurst 09 Sep - Friday 9th Sep 2016 One of our technicians was attacked by dogs while perfomaning an on-site service call. Our only priority today is the health and well-being of our technician, David. There are numerous investigations being carried out from which we will have more information available on Monday.   — Cassie and Kylie, CK Recruitment  —...

    Read More

  • The BioSeptic Sales Process made easy! 06 Jun - Purchasing a BioSeptic system is easy, just follow these simple steps: Phone BioSeptic on 1300 658 111 or send us an enquiry A friendly BioSeptic team member visits the site to answer any questions and provide a wastewater solution BioSeptic prepares the Council septic tank application. A wastewater report if required is prepared at this...

    Read More