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    MrPEX Systems

    Plumbing Listing Program

    • MrPEX Systems
    • Plastic Piping and Accessories
    • Ramsey, MN
    • www.mrpexsystems.com
    • P374-1
    • P374-1
    • February 4, 2021
    • February 4, 2021
    • N/A
    • ASTM E84 “Standard Test Method for Surface Burning Characteristics of Building Materials”.

      CAN/ULC S102.2 “Standard Method of test for Surface Burning Characteristics of Flooring, Floor Coverings, and Miscellaneous Materials and Assemblies”.

    • MrPEX PEX-a Potable pipes with fittings in the following options:
      MrPEX PEX-a Potable (natural, red, white, and blue colors).

    • All PEX tubing, connectors, fittings, and other accessories (if sufficient space available) shall be permanently marked with the following content applied to an area that is readily visible after installation:
      a) Manufacturer’s name or trademark
      b) Model designation
      c) Nominal Pipe Size
      d) Manufacturer’s traceability code.
      e) QAI file Number: P374
      f) ASTM E84 / CAN/ULC S102.2 Ratings (FSI ≤ 25 / SDI ≤ 50)
      g) QAI logo shown here:

      Products for use in Canada may require English and French labeling.

       

       

    • The following outlines the performance of MrPEX PEX-a Potable products in accordance with the noted standards.

      ASTM E84 – Surface Burning Characteristics

      Products Limitations Flame Spread Index (FSI) Smoke Developed Index (SDI)
      MrPEX PEX-a Potable (red, white, blue, natural1)3 Up to 2 inch (51 mm) nominal diameter pipes and accessories installed with ½-inch (13 mm) pipe insulation2; no spacing requirements between adjacent runs of tubing. ≤ 25 ≤ 50
      MrPEX PEX-a Potable (natural)3 2 inch (51 mm) nominal diameter pipe supported continuously with 20-gauge pipe supports covering minimum half exposed pipe area. MrPEX PEX-a Potable pipe exposed between pipe supports requires encasing with ½ inch (13 mm) approved pipe insulations2.
      Piping is to be clamped with standard support clamps following installation instructions.
      ≤ 25 ≤ 50

       

      Note 1: Different sizes corresponding to different colors of MrPEX PEX-a Potable are dependent on manufacturers availability.

      Note 2: List of approved pipe insulation for use with MrPEX PEX-a Potable products are outlined below.

      Note 3: QAI’s certification only applies to the flame spread ratings.

       

      CAN/ULC S102.2 – Surface Burning Characteristics

      Products Limitations Flame Spread Index (FSI) Smoke Developed Index (SDI)
      MrPEX PEX-a Potable (red, white, blue, natural1) Up to 2 inch (51 mm) nominal diameter tubing product and accessories installed with rated ½ inch (13 mm) pipe insulation2; no spacing requirements between adjacent runs of tubing. ≤ 25 ≤ 50
      MrPEX PEX-a Potable (natural) Up to 1-1/2 inch (38 mm) nominal diameter piping water filled pipe. There are no spacing requirements between adjacent runs of this pipe assembly.
      Optional: Pipe insulation can be installed maintaining the ratings noted2.
      ≤ 25 ≤ 50

       

      The following list of insulation types (at minimum thickness of ½ inch (13 mm) are approved for use with Safelink Systems Inc. MrPEX PEX-a Potable piping and accessories products at the maximum sizes outlined in the tables above.
      The insulations noted must be listed to ASTM C547 by an approved agency are approved for use at the dimension specified above.

      Insulation Flame Spread Index (FSI) Smoke Developed Index (SDI)

      Mason Alley-K

      Johns Manville Micro-Lok

      HP

      Johns Manville Micro-Lok

      Owens Corning Vapor Wick

      Owens Corning Fiberglass

      GLT Pipe and Tank

      Knauf Earthwool Redi-Klad

      ≤ 25 ≤ 50
    • The materials, products or systems listed in this directory have been qualified to bear the QAI Listing Mark under the conditions stated with each Listing. Only those products bearing the QAI Listing Mark are considered to be listed by QAI.

      No warrantee is expressed or implied, and no guarantee is provided that any jurisdictional authority will accept the Listing found herein. The appropriate authorities should be contacted regarding the acceptability of any given Listing.

      Visit the QAI Online Listing Directory located at www.qai.org for the most up to date version of this Listing and to validate that this QAI Listing is active. Questions regarding this listing may be directed to info@qai.org. Please include the listing number in the request.

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