Dwyer Slack Tube Manometers – 1211 Series, for Air / Gases

Dwyer Slack Tube Manometers – 1211 Series, for Air / Gases


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Item # 1211CM-Dwyer Brand: Dwyer Instruments


Safety Traps to Prevent Loss of Fluid.

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SKU: 1211CM-Dwyer Brand:

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  • Description
  • Additional information


The SERIES 1211 Slack Tube Manometer is as accurate as the finest laboratory “U” gages, but is designed to roll up compactly for easy carrying. These manometers cover a wide range of pressure readings from 25-0-25 cm up to 100-0-100 cm.



  • Rolls up for easy storage and transport.
  • Over pressure safety traps to prevent loss of fluid due to over range pressures or surges in pressure.

Additional information

Weight N/A

Dwyer Instruments

Item Type


Water or Mercury Required

11 oz, 18.5 oz, 35 oz


0 +/- 100 cm, 0 +/- 25 cm, 0 +/- 50 cm

1211-100Water or Mercury Required: 18.5 ozRange: 0 +/- 50 cm
1211-200Water or Mercury Required: 35 ozRange: 0 +/- 100 cm
1211-50Water or Mercury Required: 11 ozRange: 0 +/- 25 cm
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