Flow

Here you will find flow meters and indicators, switches and air meters. They are used in boilers, hot water heaters and chillers, pumps, motors, auxiliary pumps and engines and for general use. Find a wide selection to fit your application.


Dwyer WE20 Series Butterfly Valve-

Dwyer WE20 Series Butterfly Valve

The most critical aspect of the Series WE20 Butterfly Valves is the cartridge seat design, which alleviates installation problems associated with common "dove tail design" seats.


Dwyer SFI-500B-2 Sight Window, 2" NPT, Brass-

Dwyer SFI-500B-2 Sight Window, 2" NPT, Brass
Model: SFI-500B-2

Sale Price $184.28 USD
Regular Price $201.40 USD
Availability 1 Week

Qty:

Sale Price $184.28 USD
Regular Price $201.40 USD
Availability 1 Week
Quantity

Dwyer SFI-100-1/4 Indicator, Sight Flow, 1/4" NPT, Bronze-

Dwyer SFI-100-1/4 Indicator, Sight Flow, 1/4" NPT, Bronze
Model: SFI-100-1/4

Sale Price $189.91 USD
Regular Price $207.55 USD
Availability 4 to 5 Weeks

Qty:

Sale Price $189.91 USD
Regular Price $207.55 USD
Availability 4 to 5 Weeks
Quantity

Dwyer VFC-121-EC Flow Meter, 5" Scale, 2.5-25 SCFM Air, End Connection-

Dwyer VFC-121-EC Flow Meter, 5" Scale, 2.5-25 SCFM Air, End Connection
Model: VFC-121-EC

Sale Price $197.37 USD
Regular Price $215.70 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $197.37 USD
Regular Price $215.70 USD
Availability 1 to 2 Weeks
Quantity

Dwyer VFC-122-EC Flow Meter, 5" Scale, 5-50 SCFM Air, End Connection-

Dwyer VFC-122-EC Flow Meter, 5" Scale, 5-50 SCFM Air, End Connection
Model: VFC-122-EC

Sale Price $197.37 USD
Regular Price $215.70 USD
Availability 1 Week

Qty:

Sale Price $197.37 USD
Regular Price $215.70 USD
Availability 1 Week
Quantity

Dwyer VFC-123-EC Flow Meter, 5" Scale, 10-100 SCFM Air, End Connection-

Dwyer VFC-123-EC Flow Meter, 5" Scale, 10-100 SCFM Air, End Connection
Model: VFC-123-EC

Sale Price $197.37 USD
Regular Price $215.70 USD
Availability 3 to 4 Weeks

Qty:

Sale Price $197.37 USD
Regular Price $215.70 USD
Availability 3 to 4 Weeks
Quantity

Dwyer VFC-141-EC Flow Meter, 5" Scale, 0.5-5 GPM Water, End Connection-

Dwyer VFC-141-EC Flow Meter, 5" Scale, 0.5-5 GPM Water, End Connection
Model: VFC-141-EC

Sale Price $197.37 USD
Regular Price $215.70 USD
Availability 1 Week

Qty:

Sale Price $197.37 USD
Regular Price $215.70 USD
Availability 1 Week
Quantity

Dwyer VFC-142-EC Flow Meter, 5" Scale, 1-10 GPM Water, End Connection-

Dwyer VFC-142-EC Flow Meter, 5" Scale, 1-10 GPM Water, End Connection
Model: VFC-142-EC

Sale Price $197.37 USD
Regular Price $215.70 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $197.37 USD
Regular Price $215.70 USD
Availability 1 to 2 Weeks
Quantity

Dwyer VFC-143-EC Flow Meter, 5" Scale, 2-20 GPM Water, End Connection-

Dwyer VFC-143-EC Flow Meter, 5" Scale, 2-20 GPM Water, End Connection
Model: VFC-143-EC

Sale Price $197.37 USD
Regular Price $215.70 USD
Availability 3 to 4 Weeks

Qty:

Sale Price $197.37 USD
Regular Price $215.70 USD
Availability 3 to 4 Weeks
Quantity

Dwyer SFI-100-3/8 Indicator, Sight Flow, 3/8" NPT-

Dwyer SFI-100-3/8 Indicator, Sight Flow, 3/8" NPT
Model: SFI-100-3/8

Sale Price $197.59 USD
Regular Price $215.95 USD
Availability 1 Week

Qty:

Sale Price $197.59 USD
Regular Price $215.95 USD
Availability 1 Week
Quantity

Dwyer SFI-100-1/2 Indicator, Sight Flow, 1/2" NPT-

Dwyer SFI-100-1/2 Indicator, Sight Flow, 1/2" NPT
Model: SFI-100-1/2

Sale Price $216.53 USD
Regular Price $236.65 USD
Availability 5 Days

Qty:

Sale Price $216.53 USD
Regular Price $236.65 USD
Availability 5 Days
Quantity

Dwyer SFI-100-3/4 Indicator, Sight Flow, 3/4" NPT-

Dwyer SFI-100-3/4 Indicator, Sight Flow, 3/4" NPT
Model: SFI-100-3/4

Sale Price $228.84 USD
Regular Price $250.10 USD
Availability 2 in Stock

Qty:

Sale Price $228.84 USD
Regular Price $250.10 USD
Availability 2 in Stock
Quantity

Dwyer SFI-350-1/4 Sight Flow Indicator, ¼", bronze-

Dwyer SFI-350-1/4 Sight Flow Indicator, ¼", bronze
Model: SFI-350-1/4

Sale Price $243.16 USD
Regular Price $265.75 USD
Availability 8 to 9 Weeks

Qty:

Sale Price $243.16 USD
Regular Price $265.75 USD
Availability 8 to 9 Weeks
Quantity

Dwyer RMC-101-SSV Flow Meter, 10" Scale, 5-50 SCFH Air, SS Valve-

Dwyer RMC-101-SSV Flow Meter, 10" Scale, 5-50 SCFH Air, SS Valve
Model: RMC-101-SSV

Sale Price $245.22 USD
Regular Price $268.00 USD
Availability 1 Week

Qty:

Sale Price $245.22 USD
Regular Price $268.00 USD
Availability 1 Week
Quantity

Dwyer RMC-102-SSV Flow Meter, 10" Scale, 10-100 SCFH Air, SS Valve-

Dwyer RMC-102-SSV Flow Meter, 10" Scale, 10-100 SCFH Air, SS Valve
Model: RMC-102-SSV

Sale Price $245.22 USD
Regular Price $268.00 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $245.22 USD
Regular Price $268.00 USD
Availability 1 to 2 Weeks
Quantity

Dwyer RMC-103-SSV Flow Meter, 10" Scale, 20-200 SCFH Air, SS Valve-

Dwyer RMC-103-SSV Flow Meter, 10" Scale, 20-200 SCFH Air, SS Valve
Model: RMC-103-SSV

Sale Price $245.22 USD
Regular Price $268.00 USD
Availability 3 to 4 Weeks

Qty:

Sale Price $245.22 USD
Regular Price $268.00 USD
Availability 3 to 4 Weeks
Quantity

Dwyer RMC-104-SSV Flow Meter, 10" Scale, 40-400 SCFH Air, SS Valve-

Dwyer RMC-104-SSV Flow Meter, 10" Scale, 40-400 SCFH Air, SS Valve
Model: RMC-104-SSV

Sale Price $245.22 USD
Regular Price $268.00 USD
Availability 15+ Weeks

Qty:

Sale Price $245.22 USD
Regular Price $268.00 USD
Availability 15+ Weeks
Quantity

Dwyer RMC-105-SSV Flow Meter, 10" Scale, 60-600 SCFH Air, SS Valve-

Dwyer RMC-105-SSV Flow Meter, 10" Scale, 60-600 SCFH Air, SS Valve
Model: RMC-105-SSV

Sale Price $245.22 USD
Regular Price $268.00 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $245.22 USD
Regular Price $268.00 USD
Availability 1 to 2 Weeks
Quantity

Dwyer RMC-106-SSV Flow Meter, 10" Scale, 100-1000 SCFH Air, SS Valve-

Dwyer RMC-106-SSV Flow Meter, 10" Scale, 100-1000 SCFH Air, SS Valve
Model: RMC-106-SSV

Sale Price $245.22 USD
Regular Price $268.00 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $245.22 USD
Regular Price $268.00 USD
Availability 1 to 2 Weeks
Quantity

Dwyer RMC-107-SSV Flow Meter, 10" Scale, 120-1200 SCFH Air, SS Valve-

Dwyer RMC-107-SSV Flow Meter, 10" Scale, 120-1200 SCFH Air, SS Valve
Model: RMC-107-SSV

Sale Price $245.22 USD
Regular Price $268.00 USD
Availability 7 to 8 Weeks

Qty:

Sale Price $245.22 USD
Regular Price $268.00 USD
Availability 7 to 8 Weeks
Quantity

We Ship Free on Orders Over $99 within Canada