HTH Plus Granule Cal-Shock 25 lb 10-00-000-66 This time saving system helps

This time saving system helps adjust the height of the tiles and evenly holds their edges throughout the curing process of the setting material

standoff to comply with building codes and reduce moisture-related post-end rot

Hummingbirds easily feed from the 4 bee resistant ports

Conveniently schedule up to 250 access codes for keyless entry

Its flexible scheduling technology allows personalized programming to fit your lifestyl

HTH Plus Granule Cal-Shock 25 lb 10-00-000-66 This time saving system helpsShock and Sanitize the Quick and Easy Way. The HTH PLUS Cal Hypo Shock and Sanitizer Chlorinating Granules work quickly to shock and sanitize your water with a concentrated dichlor granular chlorine formula.