Member's Mark Chlorinating Tablets (40 lbs.)

Keep your pool fresh and clean using these Member's Mark chlorinating tablets. Compatible with most pools and spas, these individually wrapped tablets make it easy to kill bacteria and keep algae under control.

Filler-free formula

Reduces your pool's pH and eradicates microorganisms without leaving residue behind. Drop these Member's Mark chlorinating tablets into your pool to quickly and safely control algae and bacteria all year.

The 40-pound pail contains enough of these chlorinating tablets to maintain your pool all summer long, and the convenient carry handle offers easy portability. Standardized 3-inch tablets make it easy to add the perfect amount of chlorine to your pool without guesswork.

Step Two Tablets

Once you've balanced your pool's pH, add these Member's Mark chlorinating tablets to the water to kill potentially harmful bacteria and stop the spread of algae. The formula contains no fillers and helps keep your pool clean without leaving residue behind.

Should I use these tablets before or after balancing pool pH?

These Member's Mark chlorinating tablets should be used after balancing your pool's pH.