The innovative MaxxFan Directional Rooftop Ventilation Fan with pivoting head provides 400 CFM of air movement and four speed settings, operating with the lid open or closed for all-weather comfort.• Pivoting fan head adjusts airflow for targeted cooling and ventilation• Powerful fan moves up to 400 CFM for consistent airflow• Four speed settings for user-controlled ventilation• Operates with lid open or closed for flexible use in any weather• Built-in tabs support tool-free installation of FanMate vent covers (not included)• Low-profile design fits easily into limited roof space• Fits 14" x 14" rooftop openings Four speed settings for user-controlled ventilation Operates with lid open or closed for use in any weather Low-profile design fits easily into limited roof space | Maxxair MaxxFan Pivoting Directional RV Rooftop Fan, White