11.5 FT - Adhesive Depth Marker - 12 Inch x 6 Inch with 4 Inch Lettering max-PSI_30 This is a 50 pound

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

The gear driven motor is 26 RPM

040 mil Styrene Plastic and is designed to inform patrons that the restroom is closed for cleaning

The signal can travel up to one mile without a booster

The chlorine level should stay between 1

11.5 FT - Adhesive Depth Marker - 12 Inch x 6 Inch with 4 Inch Lettering max-PSI_30 This is a 50 poundThis 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