Ergovent Rondo Frameless Diffuser Vent White

Gypsum Linear slot diffuser – Line frameless diffuser Linear Slot Diffuser - Diffusers - Price Industries SDS frameless slot diffuser Ventmann's frameless CIRCLE gypsum diffusers are the most versatile solution for every room and can be used for both air supply and extraction

architectural diffuser SD223-Hidden Linear Slot Diffusers The SD223 linear slot diffuser are designed for ceiling application where the frame is not wanted to be visible