PacifiClear Cal-Shock 25 Lb. Granule Drain-Sleeve Standard adjustable backset

Standard adjustable backset

For warranty product details

Hardened steel for durability

3" Length Closed

Its one-of-a-kind FlipBit design lets you drill two hole sizes with one bit by simply flipping the bit over to select a different size

PacifiClear Cal-Shock 25 Lb. Granule Drain-Sleeve Standard adjustable backsetGranular form of chlorine used to chlorinate, sanitize, and disinfect swimming pools. Contains 65% available chlorine. Convenient, easy to use, and fast dissolving. Chlorine is released when the product is dissolved in water and works continually to prevent growth of algae and bacteria. Used for shocking or super chlorinating pool water to destroy organic contaminants and clear up hazy water. Can also be used as a sanitizer and disinfectant for: