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  1. PPI TN-14 2025

    UTILIZING PLASTIC PIPING IN SOLAR THERMAL HEATING SYSTEMS

    standard by Plastics Pipe Institute, 2025.

    Languages: English

    Historical Editions: PPI TN-14 2016

  2. PPI TR-47 2025

    Pipe Stiffness and Deflection Testing of Coilable HDPE Conduit as related to Burial Depth

    standard by Plastics Pipe Institute, 2025.

    Languages: English

    Historical Editions: PPI TR-47 2019PPI TR-47 2011

  3. PPI TR-34 2025

    Effects of Disinfection of Newly Constructed Polyethylene Water Mains

    standard by Plastics Pipe Institute, 2025.

    Languages: English

  4. PPI TN-54 2025

    GENERAL GUIDELINES FOR SQUEEZING OFF POLYETHYLENE PIPE IN WATER, OIL AND GAS APPLICATIONS

    standard by Plastics Pipe Institute, 01/01/2025.

    Languages: English

    Historical Editions: PPI TN-54 2017

  5. PPI TR-48 2025

    R-VALUE AND THERMAL CONDUCTIVITY OF CROSSLINKED POLYETHYLENE (PEX) AND POLYETHYLENE OF RAISED TEMPERATURE (PE-RT) TUBING

    standard by Plastics Pipe Institute, 2025.

    Languages: English

    Historical Editions: PPI TR-48 2014

  6. PPI TN-50 2019

    Guide to Specifying HDPE Conduit

    standard by Plastics Pipe Institute, 01/01/2025.

    Languages: English

    Historical Editions: PPI TN-50 2019

  7. PPI TN-32 2025

    ULTRAVIOLET (UV) LABELING GUIDELINE FOR CROSSLINKED POLYETHYLENE (PEX) TUBING AND PIPE

    standard by Plastics Pipe Institute, 2025.

    Languages: English

    Historical Editions: PPI TN-32 2017

  8. PPI TR-56 2025

    HISTORY OF CROSSLINKED POLYETHYLENE (PEX) TUBING IN NORTH AMERICA AND THE EVOLUTION OF ASTM STANDARD SPECIFICATION F876 FROM 1984 - 2024

    standard by Plastics Pipe Institute, 2025.

    Languages: English

  9. PPI TR-9 2025

    Recommended Design Factors and Design Coefficients for Thermoplastic Pressure Pipe

    standard by Plastics Pipe Institute, 2025.

    Languages: English

  10. PPI TN-56 2025

    INSTALLATION OF PLASTIC PRESSURE PIPING MATERIALS NEAR INSULATION CONTACT-RATED AND NONINSULATION CONTACT-RATED RECESSED LIGHTING FIXTURES

    standard by Plastics Pipe Institute, 2025.

    Languages: English

    Historical Editions: PPI TN-56 2018