Dayus DAUSVH~AS Double Deflection Spiral Grilles With Air Scoop
The DAUSVH-AS is designed to be installed on round or spiral ducts without the use of transition ductwork. This Universal Spiral grille is ideal for exposed round and spiral duct mounting to enhance architectural appeal and maintain excellent performance.
Features:
- With optional Air Scoop
- Individually adjustable vertical front and horizontal rear blades with 2/3" spacing
- Roll-formed aluminum blades with semi-airfoil design
- Pressure-fit nylon pivot pins provide rattle-free performance
- High-quality aluminum extruded frame
- Sealing gasket standard for tight seal to duct
- Rear mullion used for dimensions over 18" in length
- Available with durable powder coat finish.
Note the MAXIMUM list height that can be used for a specific duct diameter below.