I beg to differ. I set up UA about 10 months ago and I am shocked by its performance. Specially the prop is sparkling clear - see the pic - about 5 months of it was in tropical waters, the shiny spots are bare metal exactly where the antifouling peeled https://oxygenchambersforcancertr28394.dailyblogzz.com/36416842/a-secret-weapon-for-oxygen-therapy-cost-in-india