Rola-Chem's flowmeters have a wide chamber that greatly reduces mineral deposits by allowing higher flow volume
Designed to be compatible with practically every existing flowmeter, replace your old clogged flowmeters with these accurate, easily serviced units from Rola-Chem.
Rola-Chem flowmeters are built to withstand water temperatures up to 200°F and are manufactured to work with schedule 40 PVC pipe.
Serviceable
Easily open and remove calcium deposits if necessary
Full Range Mounting
Side 1" to 8", vertical 1" to 8" or top 1" to 8"; vertical mount is
available in up or down reading, please specify when ordering
Requires 3/4" diameter hole in pipe
Easy-to-read bobbin
316 stainless steel ball prevents corrosion
Accurate Readings
Our heavy-duty gasket ensures airtight seals
Visual Indicator
Calibrated on both sides in gallons and liters per minute
MODEL NO.
PIPE MATERIAL
PIPE SIZE
A* MINIMUM
B** MINIMUM
RANGE GPM
RANGE LMP
CLAMP SIZE
MOUNT POSITION
570321
PVC-GALV
1"
5"
10"
10-30
38-114
44
S, T, & V
570331
PVC-GALV
1.25"
6"
11"
15-50
57-189
44
S, T, & V
570340
COPPER
1.5"
8"
15"
20-55
76-208
44
S, T, & V
570341
PVC-GALV
1.5"
8"
15"
25-60
76-208
44
S, T, & V
570350
COPPER
2"
10"
20"
30-140
114-530
56
S, T, & V
570351
PVC-GALV
2"
10"
20"
30-150
114-568
56
S, T, & V
570360
COPPER
2.5"
13"
25"
70-245
227-927
64
S, T, & V
570361
PVC-GALV
2.5"
13"
25"
60-240
227-908
64
S, T, & V
570370
COPPER
3"
15"
30"
80-280
303-1060
64
S, T, & V
570371
PVC-GALV
3"
15"
30"
80-300
303-1136
64
S, T, & V
570380
COPPER
4"
20"
40"
120-480
454-1818
44 (2)
S, T, & V
570381
PVC-GALV
4"
20"
40"
125-500
473-1893
44 (2)
S, T, & V
570391
PVC-GALV
6"
30"
60"
250-1050
946-3975
64 (2)
S, T, & V
570401
PVC-GALV
8"
40"
80"
500-1900
1893-7192
72 (2)
S, T, & V
*A = Minimum distance from downstream elbow or restriction. **B = Minimum distance from upstream elbow or restriction.
After Part Number, Indicate Mounting: (T) = Top • (S) = Side • (V) = Vertical
