The appeal of non-chemical treatment alternatives cannot be ignored by specifiers and users. With these “physical treatment” devices you can eliminate the reported disadvantages of handling and inventorying chemicals; reduce your environmental concern, and qualify for Leeds Credits.  The only question is “Do they work?”  The author presents his recommendations for the types of information you need to make a good decision and provides case histories and documentation for the material presented.

13-02: Should I Use a Chemical Treatment Program for My Tower or a Physical