For circular frames For Non-Ex environment

For circular frames

If you need additional lighting for viewing inside of the boiler, silos, tank, etc.  a special overlay can be used. This overlay can be used with combination of sight glass and light glass.

Depending on the working conditions must be selected appropriate material and method of fixing lighting to sight glass frame. Please note that some luminaires are suitable for use in explosive environments. Luminaries are suitable for use in food processing. Most of lighting is available in LED technology.