Haviland Durachlor Granular Size:2 lb and helps seals seat firmly

and helps seals seat firmly for lasting performance

so you can set up clean water quickly without hunting for separate bottles

and scale from pool filter cartridges and D

Multipurpose shock and sanitizer

Easy-access

Haviland Durachlor Granular Size:2 lb and helps seals seat firmlyThe Durachlor Granular product is a potent form of stabilized chlorine. It is a granular chlorine that is a fast dissolving sanitizer. This product will effectively control bacteria and algae while helping to maintain sparkling clear water. It is also compatible with salt water pools. Fast dissolving granular chlorine sanitizer Control bacteria and algae while clarifying the water Compatible in salt water pools