
Blown Bitumen 115/15 for Waterproofing: Properties, Uses, and Specifications
Blown Bitumen 115/15 for Waterproofing is a hard oxidised bitumen grade used where waterproofing systems need higher softening point, lower penetration, and controlled hot application. This article explains what the grade means, where it is typically used, which specifications matter most, and how buyers can evaluate it more confidently before ordering.




