4000 Series 1,600 CFM Roof Mount Power Attic Ventilators Color:Brown Ventilates attic spaces up to

Ventilates attic spaces up to 2

direct drive drum fans manufactured after 1/1/2012

Includes 8 replacement screws to fasten grille if needed

non-shroud floor fans

Requires 4

4000 Series 1,600 CFM Roof Mount Power Attic Ventilators Color:Brown Ventilates attic spaces up toHigh performance, powerful 1,600 CFM airflow to ventilate attic spaces up to 2,400 sq. ft., reducing heat and lowering AC costs Smart climate control with the adjustable, pre wired thermostat (50120F) to automatically manage attic temperatures and remove trapped moisture year round Built with a durable galvanized steel or aluminum dome and weather resistant finish to protect your homes infrastructure from mold and mildew Low profile aluminum dome with