I thought that Griffin was a glued radiator so I have steered

away
>from them and have been buying Northern radiators as they are
welded.

 Ken Welter

it says on the griffin site that they are heli-arc welded.
...Chrissi

That's the tanks. The tubes are furnace brazed.
The epoxy is to help seal the welds.

Paul Lamar
 
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