Inquiry (采购产品): Whole house attic fan I need a 24" whole house attic fan with 2 speed control. Must have steel or heavy auto grill shutter when in off position. Or the nearest thing to it. **** Hidden Message ***** Brian Duffy 11554 Company: Brian Duffy Electric E-mail: brianduffyelectric@hotmail.com **** Hidden Message ***** brianduffyelectric@hotmail.com
