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132 products

Showing 49 - 72 of 132 products

Showing 49 - 72 of 132 products
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2800 Litre Underground Water  Tank2800 Litre Underground Water Tank Lid
2800 Litre Underground Water Tank
Sale price£1,195.00 exc. VAT
Enduramaxx 3000 Litre Low Profile Water TankEnduramaxx 3000 Litre Water Tank in Natural Colour
Enduramaxx 3000 Litre Slimline Water TankEnduramaxx 3000 Litre Slimline Water Tank in Natural Colour
Enduramaxx 3000 Litre Static Potable Water Tank - Black
Enduramaxx 3000 Litre Static Water Tank
Sale price£580.00 exc. VAT
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3000 Litre Small Foot Print Water Tank3000 Litre Small Foot Print Water Tank Outlet
3000 Litre Water Tank - Small Footprint
Sale price£625.00 exc. VAT
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3100 Litre Water Tank3100 Litre Water Tank Outlet
3100 Litre Water Tank
Sale price£650.00 exc. VAT
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3300 Litre Water Tank3300 Litre Water Tank Outlet
3300 Litre Water Tank
Sale price£700.00 exc. VAT
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3400 Litre Water Tank, Low Level3400 Litre Water Tank, Low Level
3400 Litre Water Tank
Sale price£750.00 exc. VAT
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Atlantis 3400 Litre Underground Water TankTelescopic Neck for Atlantis Underground Tank
Atlantis 3400 Litre Underground Water Tank
Sale price£1,316.00 exc. VAT
Enduramaxx 3500 Litre Water Tank in BlackEnduramaxx 3500 Litre Water Tank in Natural Colour
Enduramaxx 3500 Litre Water Tank
Sale price£470.00 exc. VAT
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3500 Litre Underground Water Tank3500 Litre Underground Water Tank Lid
3500 Litre Underground Water Tank
Sale price£1,550.00 exc. VAT
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3900 Litre Water Tank3900 Litre Water Tank Outlet
3900 Litre Water Tank
Sale price£750.00 exc. VAT
Enduramaxx 4000 Litre Water TankEnduramaxx 4000 Litre Water Tank in Natural Colour
Enduramaxx 4000 Litre Water Tank
Sale price£550.00 exc. VAT
Slimline Enduramaxx 4000 Litre Water TankEnduramaxx 4000 Litre Water Tank In Natural Colour
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4300 Litre Water Tank4300 Litre Water Tank Side View
4300 Litre Water Tank
Sale price£845.00 exc. VAT
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Atlantis 4400 Litre Underground Water TankTelescopic Neck for Atlantis Underground Tank
Atlantis 4400 Litre Underground Water Tank
Sale price£1,719.00 exc. VAT
NON Potable 4500 Litre Water TankNON Potable Water Tank 4500 Litres
Enduramaxx 4500 Litre Water Tank
Sale price£660.00 exc. VAT
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4500 Litre Water Tank4500 Litre Water Tank Lid
4500 Litre Water Tank
Sale price£850.00 exc. VAT
FREE 2" Isolation Valve*
Low Profile 5000 Litre Water Tank from EnduramaxxLow Profile 5000 Litre Water Tank in Natural Colour
FREE 2" Isolation Valve*
NON Potable 5000 Litre Water TankNatural Colour 5000 Litre NON Potable Water Tank
Enduramaxx 5000 Litre Water Tank
Sale price£695.00 exc. VAT
FREE 2" Isolation Valve*
Enduramaxx 5000 Litre Static Water Tank
Enduramaxx 5000 Litre Static Water Tank
Sale price£1,200.00 exc. VAT
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5100 Litre Water Tank5100 Litre Water Tank Outlet
5100 Litre Water Tank
Sale price£895.00 exc. VAT
Atlantis 5200 Litre Underground Water TankTelescopic Neck for Atlantis Underground Tank
Atlantis 5200 Litre Underground Water Tank
Sale price£1,817.00 exc. VAT
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5300 Litre Water Tank5300 Litre Water Tank Outlet
5300 Litre Water Tank
Sale price£1,100.00 exc. VAT
The main difference lies in the material and certification. Potable tanks are made from food-grade, WRAS-approved materials safe for drinking water. Non-potable tanks are made from standard high-quality polyethylene that may be more porous or lack the specific linings required for human consumption, making them suitable only for 'service' water tasks like irrigation or cleaning.
These tanks are incredibly versatile and are used for rainwater harvesting, garden irrigation, livestock watering, commercial pressure washing, dust suppression on construction sites, and toilet flushing systems in off-grid or eco-friendly buildings.
Yes, non-potable tanks are excellent for watering plants and crops. Harvested rainwater is often preferred for gardening as it lacks the chlorine found in mains water. However, the water should not be used for drinking or washing food that will be eaten raw without further treatment.
Most of the tanks in this specific collection are designed for above-ground use and are UV-stabilized to withstand sunlight. If you require a tank to be buried, you should look at our dedicated 'Underground Water Tanks' range, which features reinforced ribbing to handle ground pressure.
Our non-potable range is vast, starting from small 100-litre garden tanks and extending up to massive 30,000-litre industrial units. For even larger requirements, multiple tanks can be linked together using a manifold kit.
If you plan to transport the water in a van or trailer, a 'baffled' tank is highly recommended. The internal baffles reduce water surge (sloshing), which prevents the weight of the water from shifting suddenly and potentially causing the vehicle to lose control.
Maintenance is similar to potable tanks but focuses more on preventing debris and algae. Because the water isn't for drinking, slight algae growth is less of a health risk, but it can still clog pumps and filters. We recommend using a dark-coloured tank (like black or dark green) to block sunlight and reduce algae growth.
No. Once a tank has been manufactured and used for non-potable purposes, it cannot be certified for drinking water. If there is any chance you might need the water for human consumption in the future, it is safer to invest in a WRAS-approved potable tank from the start.