Casting surround made of galvanized sheet steel with double sided openings for installation tubes, for recessed installation of Voyager Style luminaires in concrete ceilings. Tube caps are part of the delivery and have to be installed on site. 96222696      For use with Voyager Style 115MS versions                       For use with Voyager Style 115 MS-WF15 versions                       For use with Voyager Style 150 MS-WF15 versions 96222697    For use with Voyager Style 150MS versions