- Scratch, crush and dent-resistant
- Pre-drilled nail holes with extra-wide flashing area
- High-impact plastic resin construction looks great for years
- Help to maintain consistent color
- Color: Black
- Installation Type: Roof
- Length: 18-1/2
- Material: Resin
- Net Free Ventilating Area: 60 sq-in
- Rough Opening Size: 11 in L x 10 in W
- Suitable for: Attic Ventilation
- Width: 18