11.5 FT - Adhesive Depth Marker - 12 Inch x 6 Inch with 4 Inch Lettering max-PSI_30 The chlorine level should stay

The chlorine level should stay between 1

This is a 50 pound bag of calcium hardness increaser which will raise the total the calcium hardness in your swimming pool water

rubber gasket and 1/2 inch lead anchor

The Pro Series 300 Pumps into one PVC 3/8 inch Barb x 1/4 inch NPT check valve and one PVC 3/8 inch x 3/8 inch Barb check valve

11.5 FT - Adhesive Depth Marker - 12 Inch x 6 Inch with 4 Inch Lettering max-PSI_30 The chlorine level should stayThis pool depth marker states 11. 5 FT and is printed with 4 Inch letters and has an overall size of 12 Inch x 6 Inch. The Deck and Coping Vinyl Depth Markers are skid resistant and designed for above the water line and deck placement around your pools and decks. Numbers, letters, and images are available in 4 inch lettering to meet National and State Codes. The vinyl stick on Depth Markers eliminate messy stenciling. They are made of a durable