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 SystemBase:
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 SystemBase:
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 SystemBase:
Staycell® 504≤ 2.20 ≤ 3 Walls Only, with
maximum installed
thickness of 4 inches for
Hybrid SystemCovering:
Staycell ONE STEP® 502≤ 2.4 ≥ 1 Staycell ONE
STEP® 504
Hybrid SystemBase:
Staycell® 504≤ 2.20 ≤ 8 Roofs or Ceilings with
maximum installed
thickness of 8 ½ inches
for Hybrid SystemCovering:
Staycell ONE STEP® 502≤ 2.4 ≥ ½ Staycell® 505
Hybrid SystemBase:
Staycell® 505≤ 0.55 ≤ 8 Walls
≤ 7-½ CeilingWalls: ≤ 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 SystemCovering:
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.
USA 
Canada 
Europe 
China 
S Korea