Vent Axia Lo-Carbon Centra Humidistat Timer The Vent Axia Lo-Carbon Centra Humidistat Timer 100mm fan is a continuously running extractor fan with adjustable 'Normal' running speeds which makes it ideal for use in kitchens, utility rooms, bathrooms and toilets. Available with a trickle speed selection at installation and automatically boosted by the built-in humidistat or by a switched live input which activates the overrun timer which is adjustable up to thirty minutes. The integral air velocity sensor will monitor the airflow and maintain the preset extract flow rate of either 6 l/s or 15 l/s minimising energy use and noise.With sound levels as low as 10dB(A) the Vent Axia Lo-Carbon Centra Humidistat Timer fan truly is quiet. Stylishly designed the Centra fan is probably the most discreet fan on the market.It is IXP4 rated for use in bathrooms and flow rates are safe with open flued appliances. Features and BenefitsPart F compliantSingle fan for use in kitchens, toilets, bathrooms and utility roomsDiscreet, tasteful stylingQuietest dMEV availableSystem 3 Continuous mechanical extractSAP Appendix Q eligible - Low SPF on SAP QIPX4, ceiling, panel or wall mountingNormal and Boost speedsLo-Watt motor offering 90% energy savings and long lifeFive year warranty Extract Performance (Ltrs per second)Power Consumption (watts)Sound dB(A) at 3 metresTrickle LowTrickle HighBoostTrickle LowTrickle High Boost Trickle Low Trickle High Boost 69 15 1.41.62.4 10.815.525.2 Dimensions