Hi Mark,
Thank you for your question. Please look at the link on this product page called, "Installation, Videos & MSDS", there you will see the first document titled, "Rigid Vinyl Sheet Specifications". As for the other Inpro products (corner guards) it may vary. Please send an e-mail to info@kofflersales.com. Here is a portion of the document I referred you to. ". Fire Performance Characteristics: Provide UL Classified
IPC Rigid Vinyl Sheet conforming with the NFPA
Class A fire rating. Surface burning characteristics
as determined by UL-723 (ASTM E-84), for IPC Rigid
Vinyl Sheet installed with 3M Fastbond 30, InPro Bond
Adhesive, or Formulated Solutions, LLC “XT-2000+"
Adhesive shall be a maximum flame spread of 20
and a maximum smoke developed of 350 for .060"
(1.5mm) thick material. Provide ULC (Canada) listed
IPC Rigid Vinyl Sheet conforming to the requirements
of the National Building Code of Canada 2010,
Subsection 3.1.13. Surface burning characteristics,
as determined by CAN/ULC-S102.2, shall be flame
spread of 15 and smoke developed of 30.
2. Self Extinguishing: Provide rigid vinyl sheet with a
CC1 classification, as tested in accordance with the
procedures specified in ASTM D-635-74, Standard Test
Method for Rate of Burning and/or Extent and Time
of Burning of Self-Supporting Plastics in a Horizontal
Position, as referenced in UBC 52-4-1988."
Thank you, The Koffler Team