Master Flow ERV5BL Power Roof Mount Attic Fan Ventilators, 1250 CFM, Black Tapes 1-1/4"MPT X 1"FPT

1-1/4"MPT X 1"FPT

Clear cover over wiring compartments allow easy inspection of wiring terminations

CSA-approved

and fortified with moly and graphite

you can put more than one blossom together to expand the size of your trivet

Master Flow ERV5BL Power Roof Mount Attic Fan Ventilators, 1250 CFM, Black Tapes 1-1/4"MPT X 1"FPTHighlights: Airflow CFM : 1250 Color : Black Net Free Area = 600 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