FLOWMETERS

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NO MORE CLOGGED FLOWMETERS!

ROLA-CHEM’S FLOWMETERS HAVE A WIDE CHAMBER THAT GREATLY REDUCES
MINERAL DEPOSITS BY ALLOWING HIGHER FLOW VOLUME

Flowmeter

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.

ACCURATE READINGS

  • Our heavy-duty gasket ensures airtight seals

VISUAL INDICATOR

  • Calibrated on both sides in gallons and liters per minute

SERVICEABLE

  • Easily open and remove calcium deposits if necessary

FULL RANGE MOUNTING

  • Side, vertical, or top 1” to 8”; vertical mount is reversible for up or down reading.
  • Requires 3/4” diameter hole in pipe

EASY-TO-READ BOBBIN

  • 316 stainless steel ball prevents corrosion

Easy-to-Use Vertical Mount Gaskets for Nine PVC Pipe Sizes

Flowmeter Components

FLOWMETER SIZING GUIDE

MODEL NO. PIPE MATERIAL PIPE SIZE A* MINIMUM B** MINIMUM RANGE GPM RANGE LMP CLAMP SIZE
570321 PVC-GALV 1″ 5″ 10″ 10-30 38-114 40
570331 PVC-GALV 1.25″ 6″ 11″ 15-50 57-189 44
570340 COPPER 1.5″ 8″ 15″ 20-55 76-208 44
570341 PVC-GALV 1.5″ 8″ 15″ 25-60 95-227 44
570350 COPPER 2″ 10″ 20″ 40-140 151-530 56
570351 PVC-GALV 2″ 10″ 20″ 40-140 151-530 56
570360 COPPER 2.5″ 13″ 25″ 70-245 265-927 64
570361 PVC-GALV 2.5″ 13″ 25″ 70-240 265-908 64
570370 COPPER 3″ 15″ 30″ 100-280 379-1060 64
570371 PVC-GALV 3″ 15″ 30″ 100-300 379-1136 64
570380 COPPER 4″ 20″ 40″ 200-480 757-1816 44 (2)
570381 PVC-GALV 4″ 20″ 40″ 175-500 662-1893 44 (2)
570391 PVC-GALV 6″ 30″ 60″ 400-1050 1514-3975 64 (2)
570401 PVC-GALV 8″ 40″ 80″ 700-1900 2650-7192 72 (2)

*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