This patent-pending series marks a revolution of our mid-range ventilation fans. It gives professionals the flexibility to handle new construction or room-side retrofit installations from one hard-working product line with a full range of operating points. Innovations include foldable mounting ears and new damper and housing technology that improve building airtightness like never before. With fresh grille designs and a full range of operating points, there.s an InVent Series solution for every installation. Features: Powerful ventilation reduces humidity to quickly eliminate fogged mirrors and manage moisture, so your vision will always be clear and your surroundings will always be comfortable; Retrofit installations can be done entirely from the room-side . no attic access required. This means a faster, easier installation, so you can move on to something else; With our TrueSeal™ Damper Technology, InVent fans reduce air leakage by up to 50%* compared to competitive models, resulting in better home performance via blower door tests and reducing cold and warm air backdrafts; EzDuct™ Connector can be installed room-side with no attic access required, fan housing connection have never been easier; UL Listed for use over tubs and showers with a GFCI circuit; so you can capture the steam before it spreads throughout the room by locating your fan exactly where you need it the most; Models AE110L, AE80BL, AER110L and AE80BL include an 11 watt, 3000K, integrated LED module; Model 791LEDM includes a 12 watt, 3000K, integrated LED module; Models A110L, A50L, A70L, A80L, AR80L and AR80LX feature a 100 watt max. incandescent A19 type bulb or energy efficient equivalent bulb with Maximum Overall Length (M.O.L.) of 4.4\" or less (bulb not included) - Versatile Installation: FoldAway™ Mounting Ears are precisely positioned for new construction and fold flat for room-side retrofits. Every installation can be handled more efficiently. - EzDuct Connector: Connecting to an existing duct can be done room-side with no attic access required, fan housing connection has never been easier. - Airtight Performance: With our TrueSeal™ Damper Technology, InVent fans reduce air leakage by up to 50% compared to competitive models, resulting in better home performance via blower door tests. - LED Lighting: LED Lighting offers greater energy efficiency and longevity, and adds a unique design detail to this hard-working fan. 11 watt, 800 Lumens integrated LED module lasts up to 25,000 hours.