It's multipurpose, used for priming and waterproofing in concrete roofs, mastic binder for industrial floors,. Also used for bitumen emulsion, non fibrated, and you can apply in cold places. Also used inroifingfelt, corrugated ironsheets, slates, tiles, leads, copper and zinc as water and moisture barrier. Also available in 4ltres.durable and seals strong to avoid leakage.