Broan ZB110M Ultra Series Multi-Speed Motion Sensing Ventilation Fan, 110 CFM, 6″ Duct

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Broan ultra motion sensing fans deliver premium ventilation to help reduce airborne pollutants, ease of installation, energy efficiency, consistent power, extremely quiet operation and multi-speed capability. The fan will increase to maximum speed from the lower, continuous setting when motion is detected and will stay on the Max setting for the user-set 5-60 minute period after no motion is detected, before falling back to the continuous setting. A continuous cfm ADJUSTMENT dial is set to precisely control the airflow for the size of your house – so You'll enjoy a successful inspection and not over-ventilate. A TIMER dial (adjustable 5-60 minutes) is set at the same time to control how long the fan runs at maximum cfm, before automatically returning to the lower continuous ventilation level after you leave the room. Retrofit installations can be done entirely from the room-side – no attic access required. Unique telescoping mounting frame can be placed and fastened through drywall Hole because it expands from 14-inch to 24-inch and fits any type of joist, i-joist or TRUSS construction. Snap-in housing and blower further simplify installation since you can hear – and feel – when they are properly seated. Easy-to-position carriage allows housing location ADJUSTMENT between joists so you can control the correct ceiling placement. Ultrasmart dc motor & control technology provides energy efficiency almost 10x greater than energy star requirements and maintains rated power (cfm) in nearly every installation. Ul listed for use over tubs and showers with a GFCI circuit. Compatible with radiation damper rdfu which helps prevent flame and heat from spreading to other areas in multi-level Buildings. In some cases an accessory wire jumper kit is required. This kit (model rdjumpu) provides the additional lighting and sensing wire length necessary to bypass the damper. Can be used to comply with ashrae 62.2 and calgreen.