5024 CFM Classic Advanced Whole House Fan

Providing whole house ventilation . the QC CL-5400 advanced fan allows you to bring the cooler outdoor air through your windows . home and attic space by thermal mass cooling. This is what allows your home to stay cooler the next day and resist heating up. QuietCool uses a unique . patented design that features an acoustical duct attached to an R5 damper box. The result is almost zero noise vibration and whisper quiet operation. The QuietCool QC CL-5400 is designed to be installed centrally in midsize homes. Simply open a window when you get home from work . flip on the QuietCool and enjoy a peaceful and cool evening relaxing. And for an even better system . purchase another smaller QuietCool unit for your master bedroom to enjoy a full range of cooling and ventilation.