• The seamless gutters are made at the job site by our factory trained installers. • We custom fit your gutters and downspouts. • Because there are no seams, seamless gutters will not leak. • The color is baked on by the factory, and guaranteed by Alcoa not to flake, chip, rust, peel, blister or crack. • Having gutters on your home will help prevent mold and algae growth on the home, and eliminates costly fascia painting. • Gutters will also help eliminate run-off damage, to your landscaping, garden beds and foundation.