This document provides information on the Stratos series of water softeners, including the Stratos HE, Stratos UFW, and Watermark models. It describes the key features such as compact cabinet design with removable salt tank, user friendly controller, safety features, and regenerations that minimize salt and water consumption. Specifications are provided for various models with resin volumes from 12.5L to 30L and connection sizes from 3/4" to 1".

1. 68 69
Stratos Series
Stratos HE/UFW
Stratos water softeners
Advanced features softeners. With
an innovative design conceived to
fit in domestic ambiances.
Compact water softener system with removable salt tank, easy and convenient for maintenance operations.
It is also possible to install it as a BIBLOC system.
Two range of softeners
available:
Stratos HE. High efficiency
softeners with 50% less salt
and water consumption.
Stratos UFW. Innovative
up-flow regeneration with
proportional brining process
that ensures higher treated
water quality with one of
the lowest salt and water
consumptions in the market.
User friendly controller
Isolution bypass: Easy
installation
Mixing valve: to adjust
residual hardness
Safety brine valve: Protects
installation from floodings
High quality products:
constructed using high
resistance and reliability
materials.
Two regeneration versions:
HE: Standard high efficiency
UFW: proportional up-flow
Resin vessel separated from
salt tank
Reclining cover: easy access
for salt refilling
High flow valve.
Easy maintenance
New cabinet design

2. 70 71
Stratos SeriesStratos water softeners
Upflow - high efficiency
compact water softener
STRATOS UFW 15
low salt consumption
New generation high efficiency water softener with an
innovative design and UpFlow regenerations. Cabinet
composed by two independent bodies; resin vessel
is completely isolated from brine tank. It’s possible to
install both parts as independent bodies.
This system is composed of a GRP vessel with top and
bottom distributors and polyethylene cabinet.
STRATOS softeners are commanded by an automatic
valve with a new generation controller with multilingual
display and visual interface.
Up flow regenerations to minimize salt and water
consumption.
Holiday mode: During customer absences the system
makes small cleanings without salt consumption.
Connection 1”.
Brine valve included in the cabinet.
Isolation by-pass and hardness mixer included.
Specifications
Min. pressure: 2.5 kg/cm2
.
Max. pressure: 8.5 kg/cm2
.
Min. temperature: 4 ºC.
Max. temperature: 35 ºC.
Power supply: 220 V - 12 Vac/50 Hz.
Description
Stratos UFW
Resin
volume
L
15
Connection
3/4”
Exchange
capacity
ºHFxm3
39
60
64
Salt
consumption
kg
1
1.9
2.4
Peak
flow
m3
/h
1.1
Working
flow
m3
/h
0.8
Packaging
units
1
Code
795114
Upflow - high efficiency
compact water softener
STRATOS UFW 25
low salt consumption
New generation high efficiency water softener with an
innovative design and UpFlow regenerations. Cabinet
composed by two independent bodies; resin vessel
is completely isolated from brine tank. It’s possible to
install both parts as independent bodies.
This system is composed of a GRP vessel with top and
bottom distributors and polyethylene cabinet.
STRATOS softeners are commanded by an automatic
valve with a new generation controller with multilingual
display and visual interface.
Up flow regenerations to minimize salt and water
consumption.
Holiday mode: During customer absences the system
makes small cleanings without salt consumption.
Connection 1”.
Brine valve included in the cabinet.
Isolation by-pass and hardness mixer included.
Specifications
Min. pressure: 2.5 kg/cm2
.
Max. pressure: 8.5 kg/cm2
.
Min. temperature: 4 ºC.
Max. temperature: 35 ºC.
Power supply: 220 V - 12 Vac/50 Hz.
Description
Stratos UFW
Resin
volume
L
25
Connection
1”
Exchange
capacity
ºHFxm3
96
142
175
Salt
consumption
kg
1.5
3
6.3
Peak
flow
m3
/h
1.8
Working
flow
m3
/h
1.3
Packaging
units
1
Code
795225
901
516 335
1132
516 335
Code
900601
900600
Packaging
units
1
1
Description
1” male elbow adapter
3/4” male elbow adapter
Code
900601
900600
Packaging
units
1
1
Description
1” male elbow adapter
3/4” male elbow adapter
Up
flow
Up
flow

3. 72 73
Stratos SeriesStratos water softeners
High efficiency compact
water softener
STRATOS HE 15
low salt consumption
New generation high efficiency water softener with
an innovative design. Cabinet composed by two
independent bodies; resin vessel is completely isolated
from brine tank. It’s possible to install both parts as
independent bodies.
This system is composed of a GRP vessel with top and
bottom distributors and polyethylene cabinet.
STRATOS softeners are commanded by an automatic
valve with a new generation controller with multilingual
display and visual interface.
High efficiency regenerations to reduce salt and water
consumption.
Holiday mode: During customer absences the system
makes small cleanings without salt consumption.
Connection 3/4”.
Brine valve included in the cabinet.
Isolation by-pass and hardness mixer included.
Specifications
Min. pressure: 2.5 kg/cm2
.
Max. pressure: 8.5 kg/cm2
.
Min. temperature: 4 ºC.
Max. temperature: 35 ºC.
Power supply: 220 V - 12 Vac/50 Hz.
Description
Stratos HE
Resin
volume
L
15
Connection
3/4”
Exchange
capacity
ºHFxm3
61
75
90
Salt
consumption
kg
1.2
1.8
3
Peak
flow
m3
/h
0.9
Working
flow
m3
/h
0.6
Packaging
units
1
Code
795113
High efficiency compact
water softener
STRATOS HE 25
low salt consumption
New generation high efficiency water softener with
an innovative design. Cabinet composed by two
independent bodies; resin vessel is completely isolated
from brine tank. It’s possible to install both parts as
independent bodies.
This system is composed of a GRP vessel with top and
bottom distributors and polyethylene cabinet.
STRATOS softeners are commanded by an automatic
valve with a new generation controller with multilingual
display and visual interface.
High efficiency regenerations to reduce salt and water
consumption.
Holiday mode: During customer absences the system
makes small cleanings without salt consumption.
Connection 1”.
Brine valve included in the cabinet.
Isolation by-pass and hardness mixer included.
Specifications
Min. pressure: 2.5 kg/cm2
.
Max. pressure: 8.5 kg/cm2
.
Min. temperature: 4 ºC.
Max. temperature: 35 ºC.
Power supply: 220 V - 12 Vac/50 Hz.
Description
Stratos HE
Resin
volume
L
25
Connection
1”
Exchange
capacity
ºHFxm3
102
122
175
Salt
consumption
kg
2
3
6.3
Peak
flow
m3
/h
1.5
Working
flow
m3
/h
1
Packaging
units
1
Code
795224
901
516 335
1132
516 335
HE HE
Code
900601
900600
Packaging
units
1
1
Description
1” male elbow adapter
3/4” male elbow adapter
Code
900601
900600
Packaging
units
1
1
Description
1” male elbow adapter
3/4” male elbow adapter

4. 78 79
Water Softeners
Watermark 12
high efficiency
compact water softeners
Description
High efficiency water softener with elegant design.
Cabinet provided with sliding covers for the brine tank
and display.
This system is composed of a GRP vessel with top and
bottom distributors and polyethylene cabinet.
WATERMARK softeners are commanded by an
automatic valve with a new generation controller with
multilingual display and visual interface.
High efficiency regenerations to reduce salt and water
consumption.
Holiday mode: During customer absences the system
makes small cleanings without salt consumption.
Connection 3/4”.
Brine valve included in the cabinet.
Isolation by-pass and hardness mixer included.
Specifications
Min. pressure: 2.5 kg/cm2
.
Max. pressure: 8.5 kg/cm2
.
Min. temperature: 4 ºC.
Max. temperature: 35 ºC.
Power supply: 220 V - 12 Vac/50 Hz, other voltages
available under request.
Description
Watermark 12
Resin
volume
L
12.5
Connection
3/4”
Exchange
capacity
ºHFxm3
31
48
55
Salt
consumption
kg
0.8
1.5
1.92
Peak
flow
m3
/h
0.9
Working
flow
m3
/h
0.5
Packaging
units
1
Code
795108
Description
Watermark 30
Resin
volume
L
30
Connection
1”
Exchange
capacity
ºHFxm3
115
170
210
Salt
consumption
kg
1.8
3.6
7.5
Peak
flow
m3
/h
2.1
Working
flow
m3
/h
1.2
Packaging
units
1
Code
795211
Watermark 30
high efficiency
compact water softener
Description
High efficiency water softener with elegant design.
Cabinet provided with sliding covers for the brine tank and
display.
This system is composed of a GRP vessel with top and
bottom distributors and polyethylene cabinet.
WATERMARK softeners are commanded by an automatic
valve with a new generation controller with multilingual
display and visual interface.
High efficiency regenerations to reduce salt and water
consumption.
Holiday mode: During customer absences the system makes
small cleanings without salt consumption.
Connection 1”.
Brine valve included in the cabinet.
Isolation by-pass and hardness mixer included.
Specifications
Min. pressure: 2.5 kg/cm2
.
Max. pressure: 8.5 kg/cm2
.
Min. temperature: 4 ºC.
Max. temperature: 35 ºC.
Power supply: 220 V - 12 Vac/50 Hz, other voltages
available under request.
Do not forget to order flexible metal hoses. Code 718601 (1”)Do not forget to order flexible metal hoses. Code 718602 (3/4”)
1170
550
360
750
550
360
Watermark
Code
900601
900600
Packaging
units
1
1
Description
1” male elbow adapter
3/4” male elbow adapter
Code
900601
900600
Packaging
units
1
1
Description
1” male elbow adapter
3/4” male elbow adapter