I would not purchase Leaf Filter system again. In 3 years it has done a good job of keeping debris out of the gutters, but the black stripes that form on the front of the gutter between every 4' sect ... read more
Hello Bin,
If you have not done so already, it helps to drain the system at the lowest point. Meaning apply the shut off valve first, open the faucet at the lowest point (usually in the basement or ... read more