How to stack
You can stack as many times as you like for accumulated discounts. Just remember, Pumped stacked discounts expire at the end of the following month.
First visit
![](/assets/zenergy/products-services/images/6coff__ScaleWidthWzE0MF0.png)
Spend $40 or more on fuel, scan and choose to stack.
Your balance is now:
6c off per litre
Second visit
![](/assets/zenergy/products-services/images/12coff__ScaleWidthWzE0MF0.png)
Spend $40 or more on fuel, scan and choose to stack.
Your balance is now:
12c off per litre
Third visit
![](/assets/zenergy/products-services/images/18coff__ScaleWidthWzE0MF0.png)
Use your 6c per litre discount WITH your 12c stacked balance.
Your savings:
18c off per litre