Aldes 4" ALGrille With Sleeve & Gravity Backdraft Damper
The Aldes ALGrilles are the ideal supply/exhaust grille, made of durable white poly-plastic these grilles are UL rated and wasy to intall. They are fully adjustable with a rotating center cone for setting the perfect airflow. Crimped top on sleeve makes it easy to connect to standard 4" duct. For new construction or retrofit - locking ring and bending tabs insures sleeve is held firmly and securely. White plastic grille slides in from below and can be removed easly without damaging sheetrock. Sleeve includes built in gravity backdraft damper. For ceiling installation only.
- Grille Dimensions - 6" dia
- Assembly height from top of square flange - 5-1/2"
- Accomodates sheetrock thickness up to 3/4"