Gutter guards are installed on top of the gutter with holes designed to allow maximum water through, but minimum debris. Modern guards can even prevent things as small as pine needles from getting through, making it easier to keep gutters clean. This also allows them to last longer. 

Yes, these gutter guards are specifically engineered and designed to be used with K-style gutter systems. You can find guards available for other gutter styles, as well as gutter guards made of different materials, including something for just about every need. However, this particular product is designed for K-style gutters specifically.

You can install these on your existing gutters, provided they are a compatible style. If your gutters are in bad shape because of debris and damage over the years, you might want to consider upgrading the entire system. However, as long as you have K-style gutters, you should be able to use these guards. 

Aluminum is more durable than mesh and other materials commonly used for gutter guards, and it provides sturdier protection from the elements. Ultimately, it’s the best choice and it gives you the most value for your money, so there aren’t any drawbacks to note. 

You can install these gutter guards on any material, including aluminum, vinyl, stainless steel, and others. As long as it’s a compatible K-style design that the gutter guards will fit onto, that’s what matters. You can talk to a gutter expert about the best practices for installing gutter guards to make sure that you do it right.