Trimacos red and brown rosin flooring paper is a traditional protective covering and moisture barrier, commonly used for flooring and roofing projects. The economical rolls are easy to handle and are available in various weights and sizes. Trimacos heavyweight option is a suitable protective barrier for hardwood floors. The medium weight paper can be used for underlayment in landscaping and plastering. Have a large project. Red Rosin Paper is now available in 200-ft pro-sized rolls. Learn more about all of Trimacos flooring paper from traditional builders paper to white top construction paper.