This morning I was backwashing my sand filter and noticed that water was shooting out of the sight glass. Is that normal? I'm assuming this is called a sight glass, but maybe it's the air bleeder? This filter is supposed to self-bleed out the air and there is no air bleeder on top like my last filter.
Here's a picture of it:
View attachment 30770
Here's a picture of it:
View attachment 30770