Large View Area Single Cast Body Heavy Duty Construction High Quality Design Pressure Up To 15 bar Suitable Up to 1500 C. Temperature Simple & Easy To Replace The Glass Flanged End & Screwed End Connection Drilling as per ANSI B 16.5 BS 10 PN DIN Std. Sizes from 15MM To 200MM M.O.C.: Cast Steel S.S. 304 316 304L 316L Gasket: P.T.F.E. CAF Tempered Borosilicate Glass P.T.F.E. FEP PFA Lined Sight Flow Indicator Available. Jacketed Sight Glass Also Available