Dayus DAUSV Single Deflection Spiral Grilles
The DAUSV 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:
- Individually adjustable vertical 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
- No Air Scoop or Opposed Blade Damper
- Available with durable powder coat finish
Note the MAXIMUM list height that can be used for a specific duct diameter below.