Calcium Chloride - 50 Lb. Bag state_Ohio The lettering is 4 inch

The lettering is 4 inch and 2 inch and meets Texas state code

This fulcrum box includes: (1) Fulcrum Box

Testing parameter indicates total hardness in PPM or grains

This is a Stenner QuickPro Pump Head #5 replacement with a Santoprene tube

The Lap Counter pictured shows it with Adapter and Pole

Calcium Chloride - 50 Lb. Bag state_Ohio The lettering is 4 inchThis is a 50 lb. bag of Calcium Chloride, used to raise calcium levels in pool water. Low calcium levels can cause eroding of tile grouting, corrosion of metal parts, and pitting of concrete flooring or pool walls. Using Calcium Chloride can help avoid any lasting or unsightly damage to your pool.