Reflex glass gauge is designed for safe & positive visual indication of liquid level in vessel under high pressure & temperature conditions in boiler applications. SPECIFICATION: Gauge Glass : Toughened borosilicate (30W) or (34W) Liquid Chamber : CS SA516 Gr. 70 or SS316 Cover Plate : ASTM A105 or SS316 Process Connection MOC : CS SA516 Gr. 70 or CS A105 or SS316 CC Distance : 320, 400, 500 & 508 mm, others on request. APPLICATION: Boiler Drums, Boiler Feed Water, Blow Down Tanks and Dearators