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SPECIFICATIONS/DIMENSIONS
Rated capacity*
Amount of high capacity resin (lbs/cu. ft)
Resin tank nominal size (in., dia. x height)
Service flow rate (gpm)
Water supply maximum hardness (gpg)
Water supply maximum clear water iron (ppm)**
Water pressure limits (min.-max. psi)
Pressure drop at rated service flow (psig)
Water temperature maximum (°F)
Water supply minimum flow rate (gpm)
Regeneration cycle flow rates (gpm)
Fill (flow to brine tank)
Brining
Brine Rinse
Backwash
Fast Rinse
These systems conform to WQA S-100-98 for the specific capacity claims as verified and substantiated by test data.
* Testing was performed using pellet grade sodium chloride as the regenerant salt.
** Extent of iron removal may vary with conditions. Use of Diamond Crystal® Red•Out® or Super Iron Out® will improve iron removal.
Refer to
Cleaning Iron Out of the Water Softening System
section.
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(flow to drain)
GNSF18
11–1/2″
INLET-OUTLET
29–1/2″
22–1/4″
18–5/8″
21–1/2″
3–3/8″
INLET
OUT
GXSF27, GXSF39
& GNSF35
11–1/2″
3–3/8″
OUT
INLET
INLET-OUTLET
48–3/4″
41–1/4″
18–1/4″
40–1/2″
GNSF18
33/.64
10 x 21
25
3
20-125
15
120
3
.3
.24
.14
1.8
1.8
GXSF27
36.4/.7
8 x 40
100
5
20-125
15
120
3
.3
.19
.12
1.8
1.8
GNSF35
48.4/.93
9 x 40
100
6
20-125
15
120
3
.3
.20
.16
2.0
2.0
GXSF39
52.5/1
9 x 40
100
8
20-125
15
120
3
.3
.20
.16
2.0
2.0
(see rating label on water softener)
(see rating label on water softener)