Mid-range ventilation fan. Patent-pending series provides flexibility to handle new construction or room-side retrofit installations - no attic access required. Features foldable mounting ears and damper and housing technology for building air tightness. TrueSeal Damper Technology reduces air leakage by up to 50% for better home performance via blower door tests and reducing cold and warm air backdrafts. EzDuct Connector can be installed room-side with no attic required. Reduces humidity to quickly eliminate fogged mirrors and manage moisture in bathrooms up to 75 square feet. 9-1/4 In. W. x 10 In. L. x 5-3/4 In. D.