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Dwyer

Perhaps most well-known is our Magnehelic gage, which has been an industry standard since its introduction in 1953.

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Picture of CARBON STEEL 2NPT SFI WINDOW

CARBON STEEL 2NPT SFI WINDOW

DWYER:SFI-500CS-2
SKU: DWYER:SFI-500CS-2
$267.45
Picture of PLATED STEEL 1 SIGHT WINDOW

PLATED STEEL 1 SIGHT WINDOW

DWYER:SFI-550-1
SKU: DWYER:SFI-550-1
$54.65
Picture of PLATED STEEL 1 1/4 SIGHTGLASS

PLATED STEEL 1 1/4 SIGHTGLASS

DWYER:SFI-550-1-1/4
SKU: DWYER:SFI-550-1-1/4
$92.91
Picture of 2NPT STEEL BODY 550 SFI

2NPT STEEL BODY 550 SFI

DWYER:SFI-550-2
SKU: DWYER:SFI-550-2
$127.62
Picture of PLATED STEEL 3/4 SIGHT WINDOW

PLATED STEEL 3/4 SIGHT WINDOW

DWYER:SFI-550-3/4
SKU: DWYER:SFI-550-3/4
$42.47
Picture of 1 TUBE TYPE FLOW INDICATOR

1 TUBE TYPE FLOW INDICATOR

DWYER:SFI-700-1
SKU: DWYER:SFI-700-1
$875.84
Picture of 1 1/4TUBE TYPE FLOW INDICATOR

1 1/4TUBE TYPE FLOW INDICATOR

DWYER:SFI-700-1 1/4
SKU: DWYER:SFI-700-1 1/4
$1,070.62
Picture of 3/4 TUBE TYPE FLOW INDICATOR

3/4 TUBE TYPE FLOW INDICATOR

DWYER:SFI-700-3/4
SKU: DWYER:SFI-700-3/4
$820.05
Picture of 1 SS TUBE TYPE FLOW INDICATOR

1 SS TUBE TYPE FLOW INDICATOR

DWYER:SFI-700SS-1
SKU: DWYER:SFI-700SS-1
$1,473.91
Picture of FLOW INDICATOR 3-35GPM 3/4

FLOW INDICATOR 3-35GPM 3/4

DWYER:SFI-800-3/4
SKU: DWYER:SFI-800-3/4
$130.74