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    Home directory Preferred Solutions, Inc.
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    Preferred Solutions, Inc.

    Building Products Listing Program

    • Preferred Solutions, Inc.
    • Foam Plastic Insulation
    • 7918 Broadview Rd., Cleveland, OH, 44131
    • B1020-1
    • B1020-1 Edition 7
    • June 14, 2021
    • N/A
    • N/A
    • ASTM E84      Standard Test Method for Surface Burning Characteristics of Building Materials
      UL 1715           Fire Test of Interior Finish Material.

    • Preferred Solutions spray-applied polyurethane foam plastic insulation of the
      following models:
      • Staycell ONE STEP® 255 spray applied polyurethane foam insulation.
      • Staycell® 265 spray applied polyurethane foam insulation.
      • Staycell ONE STEP® 502 intumescent, spray applied polyurethane
      foam insulation.
      • Staycell ONE STEP® 502 intumescent, spray applied polyurethane
      foam insulation.
      • Staycell® 503 spray applied polyurethane foam insulation.
      • Staycell® 504 spray applied polyurethane foam insulation.
      • Staycell® 505 spray applied polyurethane foam insulation.
      • Staycell® 506 spray applied polyurethane foam insulation.
      • Staycell® 265 Hybrid spray applied polyurethane foam insulation.
      • Staycell® 504 Hybrid spray applied polyurethane foam insulation.
      • Staycell® 505 Hybrid spray applied polyurethane foam insulation.

    • Product containers are marked with the following:
      • Manufacturer’s Name or Trademark or other recognized symbol of
      identification.
      • Model Designation
      • Month and Year of Manufacture or equivalent
      • Flame spread and smoke developed ratings per ASTM E84.
      • QAI logo including Listing File Number shown below.

      QAI File: B1020-1

       

    • PRODUCT DENSITY (lbs/ft3) MAX
      THICKNESS
      (inches)
      FLAME
      SPREAD
      INDEX (FSI)
      SMOKE
      DEVELOPED
      INDEX (SDI)
      Staycell ONE
      STEP® 255
      ≤ 2.20 ≤ 4 ≤ 25 ≤ 450
      Staycell® 265 ≤ 2.20 ≤ 4 ≤ 25 ≤ 450
      Staycell ONE
      STEP® 502
      ≤ 2.4 ≤ 4 ≤ 25 ≤ 450
      Staycell® 503 ≤ 1.9 ≤ 4 ≤ 25 ≤ 450
      Staycell® 504 ≤ 2.2 ≤ 4 ≤ 25 ≤ 450
      Staycell® 505 ≤ 0.55 ≤ 4 ≤ 25 ≤ 450
      Staycell® 506 ≤ 2.2 ≤ 4 ≤ 25 ≤ 450

      The following outlines Preferred Solutions compliant assemblies for use without a
      code prescribed thermal barrier per evaluation to UL 17151:

       

      PRODUCT DENSITY (lbs/ft3) MAX
      THICKNESS
      (inches)
      INSTALLATION
      Staycell ONE STEP® 255 ≤ 2.20 ≤ 4 Walls Only
      Staycell ONE STEP® 255 ≤ 2.20 ≤ 8 Roofs or Ceilings Only
      Staycell ONE STEP® 502 ≤ 2.40 ≤ 4 Walls Only
      Staycell ONE STEP® 502 ≤ 2.40 ≤ 8 ½ Roofs or Ceilings Only
      Staycell® 265
      Hybrid System
      Base:
      Staycell® 265
      ≤ 2.20 ≤ 4 Walls Only, with
      maximum installed
      thickness of 5 inches for
      hybrid system.
      Covering:
      Staycell® 255
      ≤ 2.20 ≤ 1
      Staycell® 265
      Hybrid System
      Base:
      Staycell® 265
      ≤ 2.20 ≤ 8 Roofs or Ceilings Only,
      with maximum installed
      thickness of 8 ½ inches
      for hybrid system.
      Covering:
      Staycell® 255
      ≤ 2.20 ≥ ½
      Staycell ONE
      STEP® 504
      Hybrid System
      Base:
      Staycell® 504
      ≤ 2.20 ≤ 3 Walls Only, with
      maximum installed
      thickness of 4 inches for
      Hybrid System
      Covering:
      Staycell ONE STEP® 502
      ≤ 2.4 ≥ 1
      Staycell ONE
      STEP® 504
      Hybrid System
      Base:
      Staycell® 504
      ≤ 2.20 ≤ 8 Roofs or Ceilings with
      maximum installed
      thickness of 8 ½ inches
      for Hybrid System
      Covering:
      Staycell ONE STEP® 502
      ≤ 2.4 ≥ ½
      Staycell® 505
      Hybrid System
      Base:
      Staycell® 505
      ≤ 0.55 ≤ 8 Walls
      ≤ 7-½ Ceiling
      Walls: ≤ 8’’ Staycell® 505
      covered with minimum 26
      Gauge steel.
      Roofs and Ceilings: ≤ 7-
      ½’’ Staycell® 505 covered
      with ≥ ½’’ Staycell® ONE
      STEP 502 with maximum
      installed thickness of 8
      inches for Hybrid System
      Covering:
      Staycell ONE STEP® 502
      ≤ 2.4 ≥ ½ Ceiling

       

      Notes: All products are spray applied using a pump system.
      1UL 1715 tested assemblies were evaluated exposed without a thermal
      barrier or ignition barrier separating the insulation from the fire exposure.

    • 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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