CAN/ULC-S704.1 LTTR Thin Product Spreadsheet
Disclaimer: ULC Standards provides this spreadsheet “as is” without representation or warranty of any kind and disclaims all liability for any personal injury, property or other damages of any nature whatsoever, whether special, indirect, consequential or compensatory, directly or indirectly resulting from this spreadsheet and the document upon which its methods are based, use of, or reliance upon.
This spreadsheet is to be used in conjunction with the requirements for determining the Long-Term Thermal Resistance (LTTR) of Type 4, 5, and 6 products in CAN/ULC-S704.1, Standard for Thermal Insulation, Polyurethane and Polyisocyanurate, Boards, Faced.
Instructions for using the spreadsheet are available here, or in Annex B of the Standard.
Procedure for LTTR of Thin Products in S704.1 v4 Dec ’16