A clean, contemporary, louver designed vent. Corrosion-resistant ABS plastic. Install with #8 screws. For use with collector boxes 13411 for 3" system or 13421 for 4" system. Sized for installation even on highly contoured decks. Dimensions: 17-9/16" L x 2-3/4" H x 11/16" D
- Cut Out: 2" H x 15-3/8" L
- Pack: Poly Bag
- Color: Black