1. K-Guard gutters eliminate dangerous ladder climbing and cleaning.forever! We've seen way too many people fall and hurt themselves, some with permanent injuries. K-Guard keeps you off the roof and out of the hospital, so you can lead a happier and healthier life -- doing what you enjoy doing, rather than cleaning your old gutters. 3. K-Guard is the strongest gutter system on the market. K-Guard gutters are solidly installed against the building's fascia board with patented, industrial strength brackets.