Dear Customer,
Sorry, our product comes with a one-year warranty.
If the bare metal is leaking, it is difficult to repair.
We advise customers to use Bitspower coolant or distilled water,
And perform maintenance every six months to check the O-rings and replace the coolant. Here are our terms of warranty.
We advise you to use a new radiator. If you have any questions, feel free to contact us.
https://shop.bitspower.com/index.php?route=information/information&information_id=11