Challenger 2-1/2 and 3 HP Diffuser filter-width_8 1/2 inches This Open Swim Lane aluminum

This Open Swim Lane aluminum sign measures 12 x 18 inches

This plastic depth marker tile states M

The cap top measures 2

with no additional footings required on a standard 4 inch deck

Grab rails provide a hand grip for built-in steps or in-wall pool ladders and are used to keep racing lanes free of obstructions when used in conjunction with the built-in steps

Challenger 2-1/2 and 3 HP Diffuser filter-width_8 1/2 inches This Open Swim Lane aluminumThis is a Pentair Diffuser for the WaterFall Model AF 75, AFP 75 Waterfalls, 2 HP Full Rated Thru 3 HP Up Rated Challenger High Pressure Pumps. It is also used on 2 HP Full Rated and 2 1 2 HP Up Rated pumps built prior to 10 1 92. Must replace both the Diffuser #355545 and the Impeller #355604.