Manufacturer warranties currently range from a 30-50 year useful life period. Furthermore, Sheeley Roofing is a Master Elite certified roofing contractor for GAF brand roofing systems. Master Elite contractor status is offered to less than 2% of contractors in North America and is only earned by contractors who have exhibited an uncompromising commitment to the highest standards in installation, service, and sales. Sheeley Roofing has pledged to ensure that each customer receives the best choice in roofing, so you can rest easy knowing that your shelter is in the best hands.