This isn't sarcasm, he's serious. It will probably outlive me.After that your supply of ph down should last 100 years easy
I got the 2lb bag of it to try out. I'm also getting Jack's and can't wait to start customizing some recipes.On a related note I just bookmarked a product that you might like. It's a dry powdered calmag. Check it out. I'm gonna buy some.