The Aura In-Line Shower Fan Light Kit With Timer Is A Highly Reliable And Powerful Low Energy In-line Axial Fan In A Modular Design For Ease Of Installation & Maintenance. Aura In-line Fan Kit With Timer And LED Lamp Is Designed To Provide Extraction Levels That Comply With The Latest Building Regulations ADF. The Fan Is Manually Operated By Basic Switching (switch Not Supplied) With An Adjustable Timer Overrun And Fits In-line With Flexible Ducting For A Quiet And Discreet Installation. Supplied With Installation Kit.