Tank Liners

Effluent Tank South Canterbury
Effluent Tank South Canterbury

AquaMark Liner material is a food grade (AS/NZS 4020 potable water certified) supported liner material suitable for use in a wide range of water and effluent containment and storage applications.  Ideally suited to prefabrication of liners for transport to site and installation with minimal skilled labour required at the installation site.


AquaMark Liner is lightweight and flexible & extremely tough.  Equally suitable for dam and pond lining as well as a highly durable tank liner with a 20 year UV warranty and high tear strength, AquaMark Liner provides a lining solution in agricultural, industrial and mining applications.


Tank Liner
Tank Liner


  • 400gsm Polyproylene - light weight enabling large liners or liner sections to be prefabricated for speedy installation
  • AS/NZS 4020 approved for contact with potable water - ideal for grey, black and potable water storage applications.  One liner material suits most applications
  • Environmentally friendly Polypropylene - both the manufacture and eventual disposal of the 100% recyclable material ensures minimal impact on the environment with no chlorine or heavy metals in the production of the product
  • Hydrostatic Pressure: 250kPa (AS2001.2.17)
  • Burst pressure: 4400kPa  (AS4878.5 Method B)
  • Burst Force 2744N (AS2001.1.19)
  • Temperature range: -40°C to +70°C
  • Flex Cracking Resistance: 400,000 cycles (AS4878.9 Method B)
  • High strength material with durable layered technology supported by high strength woven base material
  • Watertight joints are achieved utilizing double weld heat welding
  • Conforms to the seepage requirement of less than 0.1mm/1cbm per day
  • Generally, any liquid with a pH in the range of 6-8 is able to be in contact with Aquamark. pH of 4 & less is not suitable. Between pH 4 & pH 6, you will need to seek advice from us as to suitability.  If the storage requirement is above pH 10, Aquamark is not suitable. Between pH 8 & pH 10, you will need to seek our advice.
  • 20 year warranty against UV degradation 
  • For a full list of chemical resistance, please email us.
Tank Liner
Tank Liner


  • Agricultural - dam liners, effluent and wash down containment ponds, tank liners, channel lining
  • Industrial - bunding liners, effluent ponds, water storage and containment
  • Building and construction - storm water containment liners, water storage, tank liners
  • Aquaculture - fish and crustacean breeding ponds, bio fuel production ponds

So long as there are no sharp objects (rocks, roots, etc.) in contact with the liner, a Geomembrane underlay should not be required.



If you do get a hole in your liner & want to repair it yourself, please follow the directions below:

Use Butyl tape: Cemix Peel & Seal Waterproofing Tape.

Best way to use Butyl tape:

  • Clean area with Jiff, scrub hard, area must be clean and dry before adding tape.
  • Butyl tape must be warm, best to use on a day over 20 degrees, needs to be sticky before applying.


We supply liners to Ecotank.  Click here to go through to their website.


Even cooler - watch this video of one of our liners going into a tank!

Showroom and Factory

143 St Vincent Street


New Zealand


Telephone 03 546 6809

Email sales@tmcovers.co.nz

Facebook TM Covers


Opening Hours

Monday - Friday 8am - 4.30pm

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