Water Hardness Info.

     "Testing Freshwater Hardness: The Best Test For Your Hobby Dollar" is a review of eight of the most popular and common freshwater Hardness test kits.  A sample of the article is available in both HTML and PDF.   Just follow the links below to view the sample along with ordering information.


Browse Sample as HTML:    -or-   Download Sample as PDF:


To Order a Complete Version of The Article, Click Here!