Canted louvers deflect rain and spray and help conceal the collector box. Black ABS plastic. Installs flush to the hull with #8 screws. Use with 13411 collector box for 3" system. Dimensions: 17-9/16" L x 2-3/4" H x 1/4" D. Color Black Cut Out 2" H x 15-1/4" L Pkg. Poly Bag

Price is per unit.Also available in a case of 6. Please call us if interested in case pricing.