Specification of

- Iron Body Material, Stainless Steel, Bronze, Brass- Connected Connections (NPT / BSPT), Flanges JIS 10K, PN16, PN40, ANSI 150, ANSI 300- Made in Japan, Taiwan, America, UK- SPIRAX SARCO brand, TESTER, SK, Yoshitake, Washino, ARITA, Etc.Sight Glasses are gauges or gauges of water are types of level sensors, transparent tubes used by tank operators or boilers to observe the level of liquid contained in it.