The Great Barrier Leaf clean gutter and bird proofing system is an effective leaf guard that fits into your existing gutters, reducing leaf entry by up to 99%. It will fit most roof and gutter types including tiles (terracotta or cement) slate, corrugated, colorbond even flat roofs. With no need to screw into your gutters or lift up roof tiles for installation, it has a neat appearance and on most occasions would not be visible from ground level. It is made from a UV stabilized high density polyethylene and has a life expectancy of 15 to 20 years. The Great Barrier Leaf (GBL) can be a DIY job or one of our qualified installers can clean and flush the guttering and down pipes, before custom fitting the leaf guard to suit your roof and spouting. This eliminates the dangerous job of cleaning, as well as the other hazards that are associated with leaves blocking the guttering and down pipes. Flooding of your gutter can cause water damage to eaves, fascia, internal walls, plaster ceilings even erosion of gardens around the home. GBL will also extend gutter life, improve collection and filtration of tank water, reduce fire hazard as well as stop birds nesting in your roof bringing parasites into your home. The Great Barrier Leaf system will allow water to flow freely into the gutters and lets the natural elements of wind and rain to clear away excess leaves.