... media 1)High absorption of water 2).High intensity, no distortion 3).durable,energy saving Evaporative ... .Material type Charactera).wood pulp paper good absorption of waterb).metal aluminium can make water drip type, anti-bacteria and long lifespanc ... type (new type material) has the function of anti-bacteria, strong water absorption, strong ventilation, long lifespan and air purification etc. We ...