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Product Specifications:
| Item | Manometer |
| Fluid Color | Red |
| Fluid Composition | Petroleum Distillates |
| For Tubing Diameter | 0.187" |
| Hg. Required | 6.3 oz. |
| Housing Material | Plastic |
| Includes | 1 Oz Bottle Red Gage Fluid, Carrying Plugs, Vinyl Tube Connectors |
| Includes Gas Pressure Kit | No |
| Lens Material | Butyrate |
| Max. Operating Pressure | 100 psi |
| Operating Range | 4 in. wc to 0 in. wc to 4 in. wc |
| Pressure Range | -4 in. wc to +4 in. wc |
| Rated Total Pressure | 100 psi |
| Scale Units | In Wc |
Shipping Info:
| Ship weight (kg) | 0.45 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
| Country of Origin | US |
Product Details:
- 1221 Series Flex-Tube U-tube manometer designed for measuring differential pressures in filter monitoring jobs, static pressure ducts and calibration labs
- Extruded high-impact polystyrene plastic scales for holding the columns in alignment
- White scale channel with a high colour contrast output for ensuring high visibility and accurate readings
- RoHS approved
Product Variants
| Product | Model | Pressure Range | Fluid Color | Type | Max. Pressure | Housing Material | Max. Operating Pressure | For Tubing Diameter | Includes Gas Pressure Kit | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
1221-16-W/M | -8 in. wc to +8 in. wc | Green | Flexible U Tube | 8 in. wc | Plastic | 100 psi | 0.187" | No | €111.86 |
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DWYER INSTRUMENTS 1221-8-D Manometer, U Tube
€98.97 /unit

