The Lo-Carbon Quadra HTP is a continuous running fan suitable for surface or flush mounting and operates through Humidity/Timer/Pullcord controls. Low speed selectable between 6, 9 and 12l/s and high between 15, 30 and 60l/s. The front cover design also provides no area for dirt to build up so it stays looking better for longer. The SELV model has been designed to meet building requirements where there is a need to fit in Zone 1. The front cover design also provides no area for dirt to build up so it stays looking better for longer. Features and Benefits Single fan for use in bathrooms, toilets, kitchens and utility rooms Guaranteed installed performance Safety Extra Low Voltage (SELV) applications Fully complies with Building Regulations for intermittent or continuous use. Filterless technology makes the fan virtually maintenance free 24VDC Safety Isolating Switch Mode Power Supply Simple motor cassette replacement Suitable for either surface or flush mounting IPX7 Rated 5 year guarantee Suitable for wall, ceiling, panel and window mounting