We brought Kent Perl, thinking that their detachable water storage is an advantage. But its a stupid design, where if you fill water overnight next morning you can see flies n insects floating. They dont have vacuum intact sealing.
You call up the so called manger, he would recommend you to call pest control . Our house is already under pest control, but still in India we are vulnerable to flies and ants. Then comes the After Sales: when ever you call them, they have some part to change.
So your maintenance of this purifier will be another 2-3 k per year. I m fed up.