Single ply roof guarantees typically cover 15-20 years, mainly focusing on...

https://sirachapete736.gumroad.com/p/how-often-should-a-commercial-single-ply-roof-be-inspected

Single ply roof guarantees typically cover 15-20 years, mainly focusing on materials and workmanship. But these roofs can actually last 25-40 years with the right care. The difference? Regular attention