NSF International, in accordance with Standard 7

Complies with all NSF International requirements, authorized to bear the NSF Mark under Certificate Number 31550/31550A.

Underwriters Laboratories, Inc., in Accordance with UL 723 (ASTM E-84)

Panels tested and evaluated by UL to establish surface burning characteristics: smoke developed index and flame spread ratings as noted on the drawings and label affixed to the rated panels. Panels are listed UL File Number R14781.

Underwriters Laboratories Listed and Recognized Doors

Door panel assemblies tested and evaluated by UL for the various electrical requirements. The door panel assemblies are listed under UL File Number E71568. The UL label bearing the UL Mark is affixed to the door panel assemblies.

Florida Building Code Approval

Walk-in coolers/freezers tested and design approved to comply with the High Velocity Hurricane Zone of the Florida Building Code, System ID Number FL7511.

City of Houston

Certified and approved under the provisions of section 1701.1 of the Houston Building Code as a Fabricator of Exterior Coolers/Freezers.

City of New York

Panels approved by the Materials and Equipment Acceptance Division under File Number MEA 409-93-M.

State of Oregon

Licensed/registered as provided by law of the State of Oregon as an approved manufacturer of structural insulated panels, License Number 178 PFC.

State of California

Listed a manufacturer under License Number TE 1117.


Panels tested by independent testing laboratory to determine toxicity. When tested as specified, the panels generated products of combustion which were “not more toxic than wood”.

Ignition Property Tests

Panels tested at independent testing laboratories to determine flash ignition, temperature, and spontaneous ignition temperature in accordance with ASTM D 1929 on the foam plastics of the Thermo-Kool panels and found that both tests were above normal requirements.

Antimicrobial Performance

Panels tested at independent testing laboratories in accordance with ASTM G-21 and the Zone of Inhibition tests on the foam plastics containing an antimicrobial agent used in the Thermo-Kool panels. The ASTM G-21 resulted in “no observed growth” after six weeks, which is a rating of “0”. The Zone of Inhibition test indicated that the antimicrobial agent does not leach out under the foam under the subject conditions.


Thermo-Kool insulated panels with 26-gauge embossed galvanized, 20-gauge stainless steel, and white baked-on enamel facings are acceptable for incidental food contact in federally inspected meat and poultry establishments.

City of Los Angeles

Thermo-Kool is an approved manufacturer for the City of Los Angeles Department of Building and Safety per Research Report 25883.