The possible combinations of lighting and sanitary sight glasses offered by the Papailias Company are too numerous to be displayed in this catalog. Each configuration has special features and is suited for a particular set of operating circumstances. The three light/sight glasses shown on this page are a combination of UL-1571 listed lighting fixtures and sanitary sight glasses depicted elsewhere in this catalog. For selecting the combination best suited for your service, consult the local sales representative in your area or call the factory.

SERIES MSL-100/2" SVTC
Designed for use as an illumination port, this unit is used when a second sight glass is employed to provide viewing. The MSL-100 light fixture, constructed entirely from stainless steel and having full gasketed joints, is ideally suited for those applications where frequent wash-down will occur.

BOROALLOY
BoroAlloy™ Clamp Glass/Metal Alloy Sight glasses are a single piece construction. There are no joints or crevices that trap for media, bacteria, or other contaminants. The BoroAlloy Clamp sanitary type windows consist of a borosilicate glass disc surrounded by a prestressed metal ring to form a single homogeneous unit. The result is a smooth seamless alloy of glass and metal. Tank welding ferrule and clamps sold separately,

SERIES PL100/4" SVTC
Designed for use as a combination light and sight glass, this unit is used when vessel space is limited. The PL/SVTC configuration is particularly suited for retrofitting existing vessels with standard clamp-type connections. This unit may be supplied less the welding ferrule for easy and quick mounting to existing ferrules.