Green roof coverings use this possibility and have proved to increase and even triple the life expectancy of your roof. The obstacle of greenery aids shield the waterproof membrane layer beneath and guarantee your roof's life span lasts well for decades. An appropriately installed, irrigated and conserved living roofing need to last for as much as 50 years. If the plants on your roofing system are passing away, or the weeds are taking over, you need to call P&amp