Place the High Flow Skimmer in
the hole. Check to make sure the
intended water level meets the
Skimmer 3-1/4” inches below the
top of the neck. Adjust up or down
into the notches on the bottom
thumbs to hold tabs secure. Lay
the door horizontal in the Skim-
Level the unit front to back and
For stability, fill the High Flow
lid on top. Add backfill around
the entire unit. Use moist sand
or pea gravel or, if unavailable,
gravel and loose soil (free from