High performance, ultra-minimal, flush drywall vent. Equipped with a drywall bead that contours seamlessly into the surface. Once installed, only a double rectangular air channel is visible. Vent must be mounted prior to surface material install Consult your HVAC specialist to ensure Aria is right for your system Technical Features Must be installed at drywalling stage. Requires professional installation. Use only on drywall surfaces. May require notching joists for larger size vent. Air Flow - Full air flow control. Slide tray to access air flow dampers at any time. Easy Cleaning - Slide and remove tray for easy duct cleaning. 10''x14'' High Performance has a 47% increase in open area when compared to the standard model 10''x14'' Flush Wall Vent [Luxe] 10''x30'' High Performance has a 50% increase in open area when compared to the standard model 10''x30'' Flush Wall Vent [Luxe]