How long does a Fibreglass roof last?

Most fibreglass roofs are guaranteed for 25 years but can last much, much longer if well looked after. Fibreglass is the most expensive of the options due to material costs, and although it is not as flexible as rubber it is incredibly resistant to damage and repairs are very easy and almost un-noticeable.Click to see full answer. In this manner, is Fibreglass roof better than felt?Fibreglass is a newer roofing system that lends itself best to flat roofing but is also suitable for pitched roofs in some applications. Fibreglass is much more durable than felt and stronger too. The downside to fibreglass roofing is its cost. It typically costs 10 times more than felt, depending on the brand used.Also Know, can you walk on a Fibreglass roof? Yes you can. Within a day of the surface being applied. Although roofs without an anti-slip coating are extremely slippery when wet. Similarly, how long does a Fibre glass roof last? How long does a fibre glass roof last GRP. A properly laid fibreglass roof also known as GRP Roofing, will last for at least 30 years with no measurable deterioration.How much does a Fibreglass flat roof cost?Fibreglass roof cost per square metre – GRP fibreglass prices. A modern fibreglass GRP flat roof system with specialised roofing grade resins. I charge £90 per m2 if the boards underneath are in good condition, but the price does include over boarding with new OSB3 which is essential to adhere a new fibreglass roof to.