Description
The City of Salem, Oregon has found many advantages to using slow sand filters. Among the benefits are: minimal operation time; 8-10 weeks between cleaning times; very effective in the removal of giardia cysts; media replacement occurs about every 12 years; produces high quality water at a relatively low cost.
Product Details
- Published:
- 01/01/1992
- ISBN(s):
- 0898676029
- Number of Pages:
- 3
- File Size:
- 1 file
- Note:
- This product is unavailable in Ukraine, Russia, Belarus
