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