flat gauge glass (1)  ; plain gauge glass (1)  ; transparent gauge glass (1)  ; transparent sight glass (1)  ; transparent gage glass (1)  ; reflex gauge glass (2)  ; reflexion glass (1)  ; reflex gage glass (1)  ; reflex level glass (1)  ; graphite packing sleeve (1)  ; packing sleeves for ab cock (1)  ; packing sleeves for level gauge (1)  ; klinger graphite packing sleeve (1)  ; polished reflex glass (1)  ; reflex glass (1)  ; PTFE packing sleeve (1)  ; PTFE packing sleeves for ab cock (1)  ; PTFE packing sleeves for level gauge (1)  ; klinger PTFE graphite packing sleeve (1)  ; Al-Si gauge glass (1)  ; aluminosilicate gauge glass (1)  ; aluminosilicate transparent glass (1)  ; aluminosilicate reflex glass (1)  ; double glass sight glass (3)  ; double window sight glass (3)  ; flanged sight glass (3)  ; sight glass flow indicator (3)  ; sight glass with flapper (1)  ; flappered sight glass (1)  ; flow indicator (1)  ; flow indicator with flapper (1)  ; full view sight glass (1)  ; straight sight glass (1)  ; full view flow indicator (1)  ; tubular sight glass (1)  ; inline sight glass (1)  ; reflex level gauge (2)  ; reflex type level gauge (2)  ; reflex liquid level gauge (2)  ; reflex liquid level indicator (2)  ; transparent level gauge (1)  ; transparent level indicator (1)  ; transparent type level gauge (1)  ; flat glass level gauge (1)  ; plain glass level gauge (1)  ; liquid level gauge (1)  ; quick opening level gauge (1)  ; liquid level indicator (1)  ; reflex level indicator (1)  ; paddle wheel sight flow Indicator (2)  ; flanged sight flow indicator (2)  ; sight glass flow indicator with impeller (2)  ; sight glass with impeller (2)  ; wheel type sight indicator (2)  ; rotatory wheel sight glass (2)  ; ulg level gauge (2)  ; tubular level gauge (2)  ; flanged tubular level gauge (1)  ; stainless tubular leve gauge (2)  ; quartz tubular level gauge (2)  ; borosilciate glass level gauge (1)  ; stainless steel tubular level gauge (2)  ; ss ulg level gauge (2)  ; flanged ulg level gauge (2)  ; tubular level gauge with stainless steel sleeves (2)  ; glass tube level gauge (1)  ; threated glass tube level gauge (1)  ;