Xpelair C4TSR is a premium 100mm (4-inch) extractor fan from the Simply Silent™ Contour range. It is designed for bathrooms, cloakrooms, and utility rooms, using "Ghost Air Movement" technology to achieve near-silent operation. 
Key Features
**Near-Silent Operation:**Ghost Air Movement technology uses silent-running motors and precision-engineered components to minimize mechanical noise, reaching levels as low as 16 dB(A) at 3m.
Dual Speed (2SP): Features two selectable speeds set at the time of installation, offering extraction rates of 15 L/s (54 m³/h) or 21 L/s (76 m³/h).
Adjustable Overrun Timer: The built-in timer can be set to run for 30 seconds to 30 minutes after the light or remote switch is turned off.
Interchangeable Fascias: Supplied with both square and round white baffle covers in the box, allowing you to choose the aesthetic that best fits your decor.
Easy Installation: Includes "Twist & Click" fascias, larger cable access, and a level reference line for straightforward mounting on walls, ceilings, panels, or windows. 
Technical Specifications
Duct Size: 100mm (4 inches).
IP Rating: IPX4 (suitable for bathroom zones).
Power Consumption: 6.3W to 7.7W depending on speed setting.
Safety Features: Integral backdraught shutter to prevent external drafts.
Compliance: Fully complies with Building Regulations Part F and L.