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View All Product Images. These inexpensive manometers measure positive, negative and differential pressures. Columns are of.

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They are easily accessible for cleaning. Indicating tube is backed by white scale channel to provide maximum color contrast.

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Scales are extruded high impact polystyrene plastic, formed to hold columns in perfect alignment. Stark white scales have graduations and numbers silkscreen-printed in dtube for maximum legibility.

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You can choose from numerous models and features including over-pressure safety traps, in full scale ranges from 8" to 36" of water or mercury. All are suitable for total pressures to psi - for determining velocity and static pressures, leakage, fan and blower efficiency, filter resistance, and gas pressures. Ideal wherever a portable, direct reading manometer is needed.

Standard ranges and markings as shown, or special ranges, colors, logos and brand names for OEM quantity orders are available.