Denso Flashing Tape Primer is a brush applied solvent-based primer, used for priming surfaces prior to the application of Denso Flashing Tape. Composition Solution of oxidised bitumen in aromatic hydrocarbon solvent. Cleaning solvent White spirit. Specifications Drying time 20 - 30 minutes. Covering capacity 7 - 8m per litre. Application temperature 0C to 55C. Solids content 58% of weight. Volume 1 litre.