I called Strange Brew in Marlborough yesterday and thought I would report what I found for the betterment of beermanity. Their exchange program requires a "buy in" with the purchase of a full 5lb tank for $130, and then the cost for a swap is always $5 cheaper than the general rate. The...
+1 for BeerSmith. It can be a bit complicated to get everything setup for your specific brewing environment, but it's also very powerful. Make your best guess the first time through, measure your outcome, then tweak your model in BeerSmith for next time. There's plenty of help and...