Green roofs use this opportunity and have verified to increase or perhaps triple the life span of your rooftop. The obstacle of greenery helps safeguard the waterproof membrane below and ensure your roof's life span lasts well for years. A correctly mounted, irrigated and kept living roof should last for as much as 50 years. If the plants on your roofing system are passing away, or the weeds are taking control of, you require to call P&amp