North Star NSRO42C4 Installation And Operation Manual page 6

All install parts included in package.
Cold Water
Supply
Soft, Cold Water
Soft, Hot
Water
Additional Parts required.
Plan Your Installation
HOT
Storage
Tank
Shutoff Valve
Typical Under Sink Installation
Outside Faucet
(Hard Water)
Water
Heater
Typical Remote Installation
COLD
Sink Drain P-Trap
Outside Faucet
(Hard Water)
Soft water
to Reverse
Shutoff
Osmosis
Valve
System
Hard
Water to
House
Water
Softener
Air
Gap
(see
Floor
p. 10)
Drain
6
Drain Adapter
for Reverse
Osmosis
Waste Water
Reverse
Osmosis
Assembly
To Faucet
Reverse Osmosis
System
Reverse Osmosis
Drain
Storage
Tank
Water
Main
Meter
Shutoff
Valve
FIG. 4
FIG. 5