How long has Spray Foam roofing been used on roofs? How long does it last?

SPF roofing has been used as commercial, industrial and residential roofing material since the late 60’s. Most of the roofs that were installed since that time are still in good condition, if basic care was taken. Though we don’t know exactly how long a SPF roof will last, the 30+ year old roofs that are still in great condition all over the country can give us a good indication. That is a large difference from the 8-12 years for a cap sheet roof that you may be used to. ... more