Environment-friendly roofings offer this opportunity and have actually shown to increase and even three-way the life span of your rooftop. The obstacle of greenery aids shield the water-proof membrane underneath and ensure your roof's life span lasts well for decades. A properly installed, irrigated and conserved living roof ought to last for up to 50 years. If the plants on your roofing system are dying, or the weeds are taking over, you require to call P&amp