Eco-friendly roofs offer this chance and have shown to double or even three-way the life expectancy of your rooftop. The barrier of plant helps shield the water resistant membrane layer underneath and ensure your rooftop's life span lasts well for years. A properly set up, irrigated and conserved living roofing must last for as much as half a century. If the plants on your roof are passing away, or the weeds are taking over, you require to call P&amp