Trimaco Red Rosin Building Paper is a high-quality, highly sized paper designed for construction and building applications. Treated for exceptional water resistance, it provides reliable protection without being slippery, thanks to its non-super finished surface. This durable red rosin paper is i for use in sidewalls, as a slip-sheet, for covering floors, and under floors to help safeguard surfaces during projects. Measuring 3 feet by 140 feet, it covers 420 square feet with a thickness of 0.010 mil, making it a versatile and practical choice for your building needs. The paper comes securely packaged in shrink wrap for convenience and protection. Model Number: 36140/25