Surface diameter：4＂

Link: radial

Shell material: black Iron Shell 、Plastic surface

Connecting thread：1/4-18NPT

Measurement range：0-20KPa

Accuracy class：ANSI B40.1-1991-B  3-2-3

Features: red adjustable pointer, adjustable zero device.

Use: mainly used to measure the micropressure of copper non-corrosive, Suitable for gas burning equipment, coating equipment and gas heating system, ventilation gas pipeline projects such as boiler, gas pipeline combustion equipment, site indicating weak gas liquid pressure. Such as gas adjustable dividers, burner, boiler, oven, oven, kitchen utensils and appliances and other industrial equipment gas measuring display instrument.

Packaging：1PC pack inner box, 50PCS a corrugated box.