Environment-friendly roof coverings offer this opportunity and have actually shown to increase or perhaps three-way the life span of your roof. The obstacle of plant helps protect the water-proof membrane layer underneath and ensure your rooftop's life span lasts well for decades. An appropriately installed, irrigated and maintained living roofing need to last for up to half a century. If the plants on your roofing are passing away, or the weeds are taking control of, you require to call P&amp