3" Pool Chlorinatior with Tourist Duck Lid

I needed a chlorinator for use with 3" tablets, but Tixhyl's version is designed for the smaller (1"?) tablets. I liked the design, though, so... why reinvent the wheel? Simply rescaling the existing model wouldn't work, though, because that would have changed the size and shape of the holes. So... I loaded Sketchup and redrew the design from scratch, with the adjusted dimensions.

Not being satisfied with that, though, I thought this needed a lid, and nothing looks better floating in the poo