RSS - Model Series 510 & 515 - Concentric Diffusers - Flush Mount System - Brochure

RRS’s 510 & 515 SERIES concentric diffuser systems are designed to provide a single point air distribution system. The systems may be used with either a “T-Bar” ceiling or a plaster ceiling. 515 series — same as the 510 series, with an additional 4" fiberglass filter in the return section.