4 IN Ceramic Smooth Tile Depth Marker 6 Inch x 6 Inch with 4 Inch Lettering fitting-connection_Insert x Insert x Male They will not work on

They will not work on the actual defibrillator

The A1N features an integrated analog timer for scheduling control

This is a Taylor reagent

as well as Taylor's unique Watergram for quick water balance calculations

Saltwater-friendly

4 IN Ceramic Smooth Tile Depth Marker 6 Inch x 6 Inch with 4 Inch Lettering fitting-connection_Insert x Insert x Male They will not work onThis ceramic pool depth marker is printed with 4 IN and has a smooth surface. It's overall size is 6 Inch x 6 Inch and has a letter height of 4 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 smooth surface tiles are for waterline applications. Please note the IN is not 4 inches, but is as pictured. Ceramic depth markers are essential for