Great Northern Tanks
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What type of tank do you need?
Choose your tank type to see compatible options.
Steel Panel Tanks
16,500L – 335,000L
Heavy duty bolted steel panels. Built for farms, rural and industrial use.
Poly Tanks
500L – 27,000L
Round and slimline tanks in 23 colours.
Choose Your Tank
Select the capacity that suits your property.
16,500L
Ø 3.0m × 2.4m H
GNT03GRAZ
18,500L
Ø 3.0m × 2.7m H
GNT04GRAZ
25,500L
Ø 3.7m × 2.4m H
GNT05GRAZ
29,000L
Ø 3.7m × 2.7m H
GNT06GRAZ
46,000L
Ø 5.2m × 2.4m H
GNT10GRAZ
52,500L
Ø 5.2m × 2.7m H
GNT11GRAZ
67,500L
Ø 6.0m × 2.4m H
GNT15GRAZ
74,000L
Ø 6.0m × 2.7m H
GNT16GRAZ
83,500L
Ø 6.7m × 2.4m H
GNT18GRAZ
94,000L
Ø 6.7m × 2.7m H
GNT20GRAZ
125,000L
Ø 8.2m × 2.4m H
GNT27GRAZ
140,000L
Ø 8.2m × 2.7m H
GNT30GRAZ
201,700L
Ø 10.5m × 2.4m H
GNT45GRAZ
227,000L
Ø 10.5m × 2.7m H
GNT50GRAZ
300,000L
Ø 12.7m × 2.4m H
GNT65GRAZ
335,000L
Ø 12.7m × 2.7m H
GNT70GRAZ
23,655L
Ø 3.7m × 2.2m H
46,363L
Ø 5.18m × 2.2m H
76,664L
Ø 6.661m × 2.2m H
114,517L
Ø 8.141m × 2.2m H
185,488L
Ø 10.361m × 2.2m H
273,491L
Ø 12.581m × 2.2m H
26,611L
Ø 3.7m × 2.475m H
52,158L
Ø 5.18m × 2.475m H
86,247L
Ø 6.661m × 2.475m H
128,831L
Ø 8.141m × 2.475m H
208,674L
Ø 10.361m × 2.475m H
307,677L
Ø 12.581m × 2.475m H
29,568L
Ø 3.7m × 2.75m H
57,954L
Ø 5.18m × 2.75m H
95,830L
Ø 6.661m × 2.75m H
143,146L
Ø 8.141m × 2.75m H
231,860L
Ø 10.361m × 2.75m H
341,864L
Ø 12.581m × 2.75m H
Choose Your Colour
Select from 23 standard poly colour options.
Basalt
Beige
Blue Ridge
Bushland
Classic Cream
Cottage Green
Deep Ocean
Desert Haze
Evening Haze
Ironstone
Jasper
Manor Red
Monument
Night Sky
Pale Eucalypt
Paperbark
Shale Grey
Surfmist
Wallaby
Wheat
Wilderness
Windspray
Woodland Grey
Optional Accessories
Select any additional items for your tank — our team will confirm availability and pricing.
Vermin Proofing
Mesh seal to prevent pests entering the tank
Rainsaver Caps
Caps to prevent contamination at inlet points
Storz Fitting
Fire fighting compatible Storz connection
Variable Speed Multistage Pump
High efficiency variable speed pressure pump
Premium Jet Pressure Pump
Reliable jet pump for household water pressure
Leaf Strainer Kit with Light Shield
Keeps debris and light out of your inlet
Additional Outlets
Extra 50mm outlet fittings for flexible installation
2″ Inlet with Float
Auto-shutoff float valve for mains top-up
Additional Fittings
Extra BSP fittings and connections
External Ladder with Safety Arms
Safe external access ladder with safety arms
Long Distance Level Indicator
Visual float-based water level indicator
Your Details
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