IN Message Ceramic Skid Resistant Tile Depth Marker 6 Inch x 6 Inch with 5 Inch Lettering safety-cover-type_Mesh - Standard The solid state electronics are

The solid state electronics are contained in a water tight

The new PPM sensor is a solid-state sensor with a selective membrane that provides direct readings of Free Chlorine in water at concentrations ranging from 0

and is designed to warn patrons that children under age 16 must be supervised and adults should not swim alone

1/4 Inch UV Tubing

IN Message Ceramic Skid Resistant Tile Depth Marker 6 Inch x 6 Inch with 5 Inch Lettering safety-cover-type_Mesh - Standard The solid state electronics areThis ceramic pool depth marker is printed with IN and has a skid resistant surface. It's overall size is 6 Inch x 6 Inch and has a letter height of 5 Inches This ceramic pool tile is printed with ceramic glaze inks, then kiln fired to ensure the finest, most durable depth and safety marker line available. The skid resistant tile is surfaced in the factory, not sanded or coated, for a more reliable slip resistant surface! Skid resistant tiles are for