7 IN - Plastic Overlay Depth Marker - 6 x 6 Inch with 4 Inch Lettering pool-dimensions_24x48 This o-ring is identical to

This o-ring is identical to these manufacturer part numbers: Advance OV11212

This product is designed for sealing spa jets

The 180 is the original single-jet Polaris

This item is used on installations without a valve

7 IN - Plastic Overlay Depth Marker - 6 x 6 Inch with 4 Inch Lettering pool-dimensions_24x48 This o-ring is identical toThis plastic depth marker tile states 7 IN. 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