1/4" 3/8" 1/2" 3/4" 1" 1-1/2" 2" BSPT Female 304 Stainless Window Sight Glass Flow Indicator With Impeller (1/2" DN15) 1/2" DN15 update_march2023 Calibration Certificate No '

Calibration Certificate No '

which is easy to disassemble and assemble

5 mm audio jack

In cool mode

1/4" 3/8" 1/2" 3/4" 1" 1-1/2" 2" BSPT Female 304 Stainless Window Sight Glass Flow Indicator With Impeller (1/2" DN15) 1/2" DN15 update_march2023 Calibration Certificate No '1 4" 3 8" 1 2" 3 4" 1" 1 1 2" 2" BSPT Female 304 Stainless Window Sight Glass Flow Indicator With Impeller (1 2" DN15) The single tube impeller type observer, also known as the impeller sight glass, is a necessary accessory to observe the flow of the medium in the pipeline. The impeller sight glass is widely used in industrial production equipment such as petroleum, chemical industry, chemical fiber, medicine, food, etc. It can observe the flow