M Message Ceramic Smooth Tile Depth Marker 6 Inch x 6 Inch with 4 Inch Lettering state_District of Columbia it is too alkaline and

it is too alkaline and causes scaling

This PVC flange complies with the perimeters specified in ANSI B16

This is a PVC Schedule 80 Coupling with Slip x Slip fitting connections that measure 3/8 Inch

Simply snap the eraser onto a standard pool pole

M Message Ceramic Smooth Tile Depth Marker 6 Inch x 6 Inch with 4 Inch Lettering state_District of Columbia it is too alkaline andThis ceramic pool depth marker is printed with M 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 Ceramic depth markers are essential for commercial pools for improved safety, legal compliance, and