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SPECIFICATIONS
TABLE I - FILTER SPECIFICATIONS
Model
Diameter
Filter Surface Area
Filter Flow Rate
Backwash Flow Rate
Gravel Bed
Filter Sand, weight
Filter sand, volume
Recommended Sand Grades:
Use only: #20 Silica Sand, Size Range .40-.55mm.,
Uniformity Coefficient less than 1.75.
NOTICE: Use of other sands will reduce filter perfor-
mance, may damage pump, and will void warranty.
Recommended Gravel Grades:
Use washed, dried and sized pea gravel, 1/4 x 1/8 inch.
TABLE II - STA-RITE VALVES FOR
USE WITH MODEL SR-300-2U
AND SR-360-2U FILTERS
Port
Part
Size
Number
Multi-port
2"
18201-0300
Plastic Slide
2"
14935-0300
NOTICE: Use of valves
other than those listed
above could cause
reversed water flow
through filters and
damage to internal
filter components.
Filter Connections:
Models SR-300-2U and SR-360-2U uses 2" unions
Model SR-360-3T has 3" threaded pipe and can
accept threaded flange connectors.
SR-300-2U
30 in. (762 mm)
4.09 ft
(0.38 m
)
2
2
98 US GPM (371 l/m)
62 US GPM (235 l/m)
150 lbs (68 kg)
400 lbs (181 kg)
4.0 cu. ft. (0.11 m
)
3
A
Figure 2: Sand Filter Dimension with Slide Valve
TABLE III - DIMENSIONAL DATA In Inches (mm)
Model No.
SR-300-2U
SR-360-2U
SR-360-3T
SR-360-2U & -3T
36 in. (914 mm)
7.07 ft
(0.567 m
)
2
2
141 US GPM (535 l/m)
106 US GPM (401 l/m)
250 lbs (113 kg)
750 lbs (340 kg)
7.5 cu. ft. (0.2 m
)
3
B
C
Filter
A
B
41.42
30.75
(1,052)
(781)
45.33
36.75
(1,151)
(933)
45.33
36.75
(1,151)
(933)
4
5,5 "
2" Slip
5-7/16 "
G
2" Slip
5 "
4-15/16 "
C
D
E
F
20
21.25
33.7
39.2
(508)
(540)
(856)
(996)
24
23.6
36
41.5
(610)
(600)
(914)
(1,054)
24
23.6
36
41.5
(610)
(600)
(914)
(1,054)
F
E
D
G
7.81
(198)
7.81
(198)
7.72
(196)
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