Durgol is hands down the best and most effective descaler available for home espresso machines. I have a Delonghi and I refuse to use anything but Durgol on it. The solution is gentle on all components and leaves it like it was new.

We have a Capresso coffee maker and very hard water. This decalcifier works great. Our water has killed many coffee makers but we've had this one for over 2 years and it still works great.

This is the only product that my espresso machine manufacturer recommends and you need to utilize this when it tells you to or it voids the warranty.

Durgol is the only product recommended by the Delongi company.

I use this ridiculously expensive, no-ingredients-listed product because DeLonghi -- makers of my expresso machine -- recommend it.

I've never used this before, but it worked very fast and didn't stink my kitchen up like vinegar usually does. I would definately purchase this again.

We drink a lot of espresso and latte's so our machine needs a decalcifier regularly. A free bottle of Durgol was included with our Delonghi and I've been happy with the product. There isn't an after taste or odor which is greatly appreciated with...

I don't know whether this is a good product or not. I'm assuming it is and it's the product recommended by the manufacturer of my coffee machine. It's also a requirement if I don't want to void the warranty on my coffee machine. So, I guess it's a...

I've tried other decalcifying products over time and none of them can compare with Durgol. All you have to do is see the minerals, and calcium buildup that comes out of your espresso machine when you use Durgol to know this is the best. I've tried the...

Though there aren't many (if any) other choices, the Durgol products do keep my Capresso machine in tip-top shape. At a reasonable price point...