The airfree p125 can effectively clean the air in rooms up to 51m² (125m3) and is the largest in the airfree range. See how effective the airfree is with the amazing strawberry test by clicking here (use your back button to return to the website) airfree is the world"s safest and most tested air purifier! airfree"s exclusive patented technology has been tested independently in "real life" working environments by world renowned institutions and laboratories in six different countries including the usa, sweden, germany and portugal. These tests prove that airfree totally destroys up to 99.99% of micro-organisms that pass through its patented ceramic core - no matter how small or hazardous they might be. Airfree destroys: * mould * virus * bacteria * pollen * dust mite skeletons and faeces * organic odours * traffic pollution * ozone * tobacco smoke * pet dander benefits of the airfree system: * airfree destroys contaminants in the air. * once bought there are no ongoing costs for replacing filters * airfree is totally silent. Completely noiseless. Place your hand over the top of the unit , if you feel a slight warmth , the machine is working! * the airfree is small, lightweight and easily transported from room to room. * airfree comes with a 2 year manufacturers warranty