Q ~ What makes 25% Lye mixture?

I recommend 25% lye to water by weight. I understand that may be a little confusing because people ask “Is that 250 grams for 1 liter or 250 grams for 750 CC?” Actually it isn’t that critical and either will work.  I usually use the former and the...

Q ~ Will the HyZor freeze in the Winter?

No. Electrolyzers of this type have been operated in Canada and Alaska for over a decade with absolutely no issue about freezing. Think of the electrolyzer kind of like a reverse battery.  Your battery doesn’t freeze because the water is mixed with electrolyte....