Slot diffuser with single 500 mm adjustable drum

How to Attach, Reattach or Replace your Diffuser Blades - Texas Buildmart

Linear Slot Diffusers compatible for use with Armstrong® TechZone™ and USG Logix

hidden valley slot Hidden RLD shophidden-rld-return-linear-slot-diffuser-27825

hidden slot Hidden Slot Diffusers It is designed to be used in ceiling applications where traditional slot diffusers border profiles are not desired to appear They are