Master Flow ERV4 Power Roof Mount Attic Fan Ventilators, 1000 CFM, Mill Farm & Implement Burn Time: 1000 hour

Burn Time: 1000 hour

Phosphate-free concentrated cleaner

wipe with a warm

Clamping Strength: 1000 lb

Master Flow ERV4 Power Roof Mount Attic Fan Ventilators, 1000 CFM, Mill Farm & Implement Burn Time: 1000 hourHighlights: Airflow CFM : 1000 Color : Mill 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 typical