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A lightweight thermoplastic polyolefin roofing underlayment with superior tear strength is disclosed having a printed upper surface simulating the appearance of a finished roof. The underlayment is reinforced with a woven polypropylene scrim. Anti-skid materials can be incorporated into the body of

A lightweight thermoplastic polyolefin roofing underlayment with superior tear strength is disclosed having a printed upper surface simulating the appearance of a finished roof. The underlayment is reinforced with a woven polypropylene scrim. Anti-skid materials can be incorporated into the body of the underlayment.

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1. A lightweight untextured roofing underlayment comprising a scrim reinforcement made from interwoven polyolefin polypropylene tape located within a thermoplastic olefin body, the underlayment having a thickness of about 6 to 15 mils and an average weight of about 0.016 to 0.027 pounds per square f

1. A lightweight untextured roofing underlayment comprising a scrim reinforcement made from interwoven polyolefin polypropylene tape located within a thermoplastic olefin body, the underlayment having a thickness of about 6 to 15 mils and an average weight of about 0.016 to 0.027 pounds per square foot, wherein an anti-skid additive is added to the thermoplastic olefin body, and wherein a pattern having the appearance of a shingled roof is printed on at least one surface of the underlayment, wherein the pattern having the appearance of a shingled roof comprises a plurality of rows, each row having a plurality of rectangular shapes, wherein the rectangular shapes in each row are offset horizontally from the rectangular shapes in adjacent rows. 2. The lightweight untextured roofing underlayment of claim 1, wherein the roofing underlayment does not include a separate anti-skid layer. 3. The lightweight untextured roofing underlayment of claim 1, wherein the pattern is printed on the underlayment using a rotogravure process. 4. The lightweight untextured roofing underlayment of claim 1, wherein an ultra-violet resistant material is incorporated into the underlayment. 5. The lightweight untextured roofing underlayment of claim 1, wherein the rectangular shapes in each row have a uniform size. 6. The lightweight untextured roofing underlayment of claim 1, wherein at least one vertical edge of the rectangular shapes in each row is aligned with a middle portion of a rectangular shape in an adjacent row. 7. The lightweight untextured roofing underlayment of claim 1, further comprising an area along a horizontal edge of the at least one surface that is not printed with the pattern. 8. The lightweight untextured roofing underlayment of claim 7, wherein the area not printed with the pattern indicates an upper edge of the lightweight untextured roofing underlayment for installation. 9. A method for installing a roofing material, comprising: attaching a first section of a roofing underlayment to a roof, the roofing underlayment comprising a lightweight untextured material comprising a scrim reinforcement made from interwoven polyolefin polypropylene tape located within a thermoplastic olefin body, the underlayment having a thickness of about 6 to 15 mils and an average weight of about 0.016 to 0.027 pounds per square foot, wherein an anti-skid additive is added to the thermoplastic olefin body, and wherein a pattern having the appearance of a finished roof is printed on at least one surface of the underlayment, wherein the pattern having the appearance of a finished roof comprises a plurality of rows, each row having a plurality of rectangular shapes, wherein the rectangular shapes in each row are offset horizontally from the rectangular shapes in adjacent rows; andattaching one or more additional sections of the roofing underlayment to the roof, wherein the one or more additional sections overlap at least one adjacent section of the roofing underlayment. 10. The method for installing a roofing material of claim 9, wherein the sections of the roofing underlayment are attached using nails. 11. The method for installing a roofing material of claim 9, wherein the roofing material does not include a separate anti-skid layer. 12. The method for installing a roofing material of claim 9, wherein the pattern is printed on the underlayment using a rotogravure process. 13. The method for installing a roofing material of claim 9, wherein an ultra-violet resistant material is incorporated into the underlayment. 14. The method for installing a roofing material of claim 9, wherein at least one vertical edge of the rectangular shapes in each row is aligned with a middle portion of a rectangular shape in an adjacent row. 15. The method for installing a roofing material of claim 9, wherein the roofing underlayment further comprises an area along a horizontal edge of the at least one surface that is not printed with the pattern. 16. The method for installing a roofing material of claim 15, wherein the area not printed with the pattern indicates an upper edge of the lightweight untextured roofing underlayment for installation.