0. - Plastic Overlay Depth Marker - 6 x 6 Inch with 4 Inch Lettering for-use-with_Spa single-component

single-component

This heater is designed to operate at flow rates between 15 GPM and 80 GPM

is item #BOL-316 (sold separately)

The test strips are dip-n-read which produce instant results

0. - Plastic Overlay Depth Marker - 6 x 6 Inch with 4 Inch Lettering for-use-with_Spa single-componentThis plastic depth marker tile states 0. It has an overall size of 6 x 6 inches which will fit over standard ceramic pool depth marker tiles. Our tempered Plastic Overlays are made for the waterline depth in your pool. They have beveled edges, a smooth surface, and a thin profile. They can be installed over most surfaces including tile, fiberglass, paint, vinyl liner, etc. Overlays are used to go over existing tile depth marking that has faded or to