| Country of Origin | United States |
|---|---|
| Brand | BioGuard |
| Type | Chlorine |
| EPA Registration Number | 5185-508 |
| Form | Tablet |
| Model | BioGuard |
| Product | Water Treatment |
| MPN | 52360BIO |
| Suitable For | Swimming Pools |
| UPC | 17541657341 |
Check the listing for details. BioGuard SilkGuard Complete 3" Tablets (3.5#). Condition: New, Made in United States. Listed at 44.99 USD. Do not add other chemicals into the feeder or floater when this product is in use. as a fire or explosion may occur. Do not throw tablets directly into pool. Last but not least Algae killing crystals help stop algae before it starts.