MENU Search PRODUCTS ORGANIC BASE SHEETS Organic Base Sheets Organic Base Sheets are manufactured from premium quality organic mat, saturated and coated with high-grade asphalt and lightly coated with a mineral release material. Products 55 Smooth ORGANIC BASE SHEET is a smooth surface residential product that is ideal for use as an underlayment or as eave and valley flashing. Meets ASTM D224, Type III Dimensions- 36' X 36" Coverage per Roll- 1 Square Approx. Sq. Ft. per Roll- 108 Sq. Ft. ORGANIC Base Sheet (#43) is a superior organic base sheet designed to be used as the nailed base ply or as a vapor retarder in commercial asphalt roof systems. Meets ASTM D2626, D224, Type I Dimensions- 72' X 36" Coverage per Roll- 2 Squares Approx. Sq. Ft. per Roll- 216 Sq. Ft. Storage and Handling Asphalt Organic Base Sheets require protection from damage and the weather. Store rolls upright in a dry location and never install when wet or over a wet roof deck. Warranty Asphalt Organic Base Sheets are warranted to be free from manufacturer's defects. Note: All statements information and data given herein are believed to be accurate and reliable, but are presented without guaranty, warranty or responsibility of any kind, expressed or implied, except as may be indicated otherwise in this literature.. Documents - Organic Base Sheets Product Information PDF Safety Data Sheet (SDS) - Organic Base 43# Safety Data Sheet (SDS) - 55 Smooth Quick Reference Product Guide Click here to view Like us on Facebook 800-365-4506 Toll Free 501-945-4506 Local One Information Way Suite 225 Little Rock, AR 72202 tarco@tarcoroofing.com Questions Or Comments Select A Product Door and Window Tape EasyBase EasyStick Plus EasyLay EasyTorch™ APP Granular EasyTorch™ Smooth EasyTorch™ SA Base Fast90 Self-Adhering Tile Underlayment Glass Base Sheet MS300 Ice and Water Armor NR500HT PS200HT PS200MU SBS Membrane Products SBS MultiPurpose Underlayment Self-Adhering Quick Roll Shingle Starter SS400 Ice and Water Armor ValleyFlash Sample Request Tarco Sales Team - Sample Request Form Email Newsletter SUBSCRIBE Sign up for new content, updates, surveys & offers. Privacy Policy