Usage scenario: metal gutter protection cover can be used to filter weeds, dead leaves and debris; protect gutters and downspouts from being blocked, saving you time to clean gutters and downspouts. Material: gutter protection cover is made of high quality metal materials, lightweight , rustless, good filtering effect and solid structure. Instructions for use: Yeurie According to your needs, adjust the diameter of the filter screen to be slightly smaller than the diameter of the downpipe, and then insert it. No repeated maintenance is required, you do not so you don't have to worry about the clogging of the water pipe, and you don't need to spend a lot of time and effort to unblock the water pipe. Features: Protects sewage pipes, downspouts, drains and more from leaves, roof moss, branches and dirt. It also prevents rodents from entering the drains. Gutter protection against gutter leaves, leaf filter. Top quality materials. Made of aluminum alloy, no rust, solid, corrosion resistant, wear resistant, long life and reusable. Adjustable size and shape. Very flexible, adapts to pipes of different sizes from 2 to 4 inches (rectangular and circular splines). The adjustable gutter protection is best suited to your pipe. Quantity delivered: 4 pieces