Type：Impeller-type sight water flow indicator, designed for real-time visual monitoring of water flow status, direction and speed in pipelines, no electric power required, simple and efficient detection. Material：Body made of 304 stainless steel for corrosion resistance and durability; impeller adopts high-quality plastic, lightweight and wear-resistant, ensuring long service life in various water environments. Color：Stainless steel body (silver tone), transparent sight glass, and white plastic impeller; clear color contrast ensures easy observation of flow conditions even in low-light environments. Installation method：Standard BSP thread connection, compliant with GB/T 7306 standards, easy to install in inline pipelines, no complex tools needed, suitable for horizontal or vertical installation with correct flow direction alignment. Application：Widely used in industrial pipelines, water filtration systems, pump lines, HVAC systems, boiler feed lines, and daily water pipelines, ideal for monitoring flow to avoid system failures., Manufacturer: AYYSSM