Header Tank Anti Corrosion

Pete G · Post by **Pete G** » Sun Aug 24, 2025 4:22 pm

I have bought a new coolant expansion tank to replace what has become little more than a colander.
What can I do to prevent rust on the inside of the new steel tank?
Thanks

DWW · Post by **DWW** » Mon Aug 25, 2025 1:55 am

Post by **mgcjag** » Mon Aug 25, 2025 7:09 am

Just make sure your coolant contains a corrosian inhibitor...Steve

caveman · Post by **caveman** » Mon Aug 25, 2025 7:15 am

Go for aluminium, in black powder coat you won't tell the difference.
https://www.radtec.co.uk/shop/makes/jag ... ader-tank/

Post by **mgcjag** » Mon Aug 25, 2025 7:22 am

The poster has already purchased a tank

caveman · Post by **caveman** » Mon Aug 25, 2025 11:20 am

I can read

My point here being, you can always send items back and purchase a better suited item.

DWW · Post by **DWW** » Mon Aug 25, 2025 12:27 pm

My tank from a usual supplier and coolant with corrosion inhibitor lasted for two years before springing multiple leaks. This may have been a one of but still…..

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