SpEC Bitmul-R Rubberized Bitumen Emulsion Protective Coating. SpEC Bitmul-R is a rubberized bitumen emulsion supplied as a brown liquid which dries to form a black, flexible coating. FEATURES • Resistant adhesion to most building substrates • Resistant to chlorides, sulfates and other ground and airborne salts • Efficient curing membrane to newly placed concrete • Non-hazardous • Cost-effective
