
Oxidized (Blown) Bitumen in Roofing: Benefits & Grades
This guide breaks down how oxidized (blown) bitumen behaves on roofs, why contractors choose it for heat stability, and how to pick grades like 85/25 or 115/15. You’ll learn the key tests to request on a COA, common installation pitfalls, and a practical buying specification you can reuse. If you’re comparing systems or sourcing material, this article helps you decide fast and avoid costly surprises with Oxidized Bitumen in Roofing.










