Master Flow ERV4BL Power Roof Mount Attic Fan Ventilators, 1000 CFM, Black Fluorescent Pilot light

Pilot light

Seamlessly stream music

4" Satin Nickel finish

and Int’l Patents Pending

Gauge & lever assembly is designed to allow the user complete control over the application rate of material

Master Flow ERV4BL Power Roof Mount Attic Fan Ventilators, 1000 CFM, Black Fluorescent Pilot lightHighlights: Airflow CFM : 1000 Color : Black Net Free Area = 480 Sq. Ft. Pre wired roof mount attic vent and thermostat control Helps exhaust large amounts of hot and humid air from your attic Helps protect your roofing system and promotes your home's energy efficiency Energy efficient PSC (permanent split capacitor) Includes internal heavy duty screen which helps prevent animal infestation Energy efficient, uses up to 55% less electricity than