My gutters six times year now am down to two.
For three feet used to keep out leaves great the propellers from maple trees not so good bought mine at hd plastic fits under shingles and on gutter two bucks for three feet used to keep out leaves great the propellers.
For three feet used to keep out leaves great the propellers from maple trees not so good.

You will still need to clean off the gutter guards or screens. To me, these are money down the drain.

My opinion we use ez lock and some times than not get clogged up over.