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Installation Instructions
FILTRATION DRAIN CONNECTION
PREFERRED INSTALLATION:
237,21$³
BASEMENT ACCESS INSTALLATION
Route the drain line DIRECTLY from the Reverse
Osmosis system to a standpipe in the basement,
bypassing the air gap provided in the faucet. The
air gap installation is left to the discretion of the
installer. The drain line may also be routed to a
floor drain or washtub, provided that the air gap is
maintained. Special air gap fittings are available to
connect the drain line to the top of the standpipe.
Check and comply with local plumbing codes as you plan.
CAUTION: The options detailed below are the ONLY approved installation configurations.
Do not use any drain saddle device.
NOTE: Failure to follow these Installation Instructions will void the warranty, and the installer
will be responsible for any service, repair or damages caused thereby.
17
Drain line from the Reverse Osmosis system
1”
1” minimum
air gap must be
maintained
PREFERRED INSTALLATION:
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P-TRAP INSTALLATION
Install a separate dry-vented p-trap under the sink
to be used exclusively for the Reserve Osmosis
drain line. A dry-vented p-trap is a p-trap that has
its own vent/stack. Attach the drain line adapter to
the p-trap and secure it with the slip joint nut and
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through the air gap provided in the RO water faucet.
Reverse
Osmosis
drain line
Optional disposer
PREFERRED INSTALLATION:
237,21&³:(79(17('375$3
INSTALLATION
Install a p-trap under the sink to be used exclusively for
the Reverse Osmosis drain line. A wet-vented p-trap is
a p-trap that shares a common vent/stack. Attach the
drain line adapter to the p-trap and secure it with the
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be routed through the air gap provided in the RO water
faucet. Locate the Reverse Osmosis p-trap as high as
possible (minimum of 4” above horizontal).
Optional disposer
Reverse
Osmosis
drain line
4” minimum