Hi! It’s adjustable. If you grab the ring part at the top and pull gently you’ll be able to adjust the bell to a tighter spray. The further you push down the wider the spray. Appears to be all the way down from the pic. I hope this works for you! I still love mine.
BackYard Chickens - Learn How to Raise Chickens
CrystaBub
CrystaBub
Here’s a video (although not a very good one) of what it should look like. You have to look to the far right on the screen. Also you can look at some of the before and after pond videos on my YouTube. Before uv filter was green and mucky. Now it’s clear.
https://youtu.be/ndMER68Oh_g
https://youtu.be/ndMER68Oh_g
NoahSully
Oh that makes perfect sense, thank you! (Love your ducks' names)
CrystaBub
Thanks - we're not very creative LOL!
NoahSully
If you get another one.. Crabby .. It can be the grumpy one 
CrystaBub
LOL!