Yes, some types of gutter guards, particularly micromesh or solid guards, can help prevent rats and other pests from entering your gutters and potentially gaining access to your roof. These guards create a physical barrier that keeps rodents out.

Gutter guards are effective at keeping out pests like rats, squirrels, and birds by blocking access points to the roofline. Micromesh and solid guards provide the best protection against unwanted animals nesting in your gutters.