no leaf catching gutters may/may not work, it depends on the leaves. around here the pine needles clog them just as bad as if they don't have the gutter guards.

You will have to see if there is a distributor/installer in your area

Here is a link that might be useful: leaf gaurd

I ended up using 1/4 inch ( similiar) to chicken wire because I never found something else that would work. Hard work though