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2. Slide the entire device into the core of your existing spa
filter cartridge. See examples below.
Open
Top: Slide unit in from the top. Position near the
top half of the car tridge. (Support stems may be cut to
position the car tridge correctly.)
Open Top with Stand Pipe: Some spa filter systems are
configured with a standpipe running the length of the filter
core. Simply slide unit in from the top. Position near the
top half of the cartridge for easy retrieval.
Closed
Top:
Slide unit in from the bottom. Position unit to
rest on shelf inside filter core.
5
Closed
Top
Open Top
with Stand Pipe
Open Top
correct
Open Top
wrong
Note: When installed, the Nature
2
®
Spa must be at least 1” (2.5
cm) above the bottom of the filter to prevent blocking water flow.