QC 4500
- Item #: QC4500
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Moves 4,500 CFM of Air and Generates Only 0.7 Sones, For An Amazingly Quiet and Efficient System. There is nothing else on the market like this! A powerful 4500 CFM, 2 speed whole house fan. This revolutionary new product is the perfect compliment to the existing line of QC-1500 whole house fans. This fan can be used to create a powerful, yet amazingly quiet flow of air in your home. Installed alone or in combination with our existing QC-1500 system will give you unprecedented flexibility in designing the perfect whole house cooling solution to meet your specific needs. The Quiet Giant consist of basically two QC-1500 units with larger higher speed motors and two 7 foot ducts connected to one ceiling box and one ceiling grille.