Heat Transfer Modeling Software

THERM 6.3 & THERM 7.4

A Windows-based program used for modeling and calculating heat flow through framing systems.

THERM 6.3 will expire as an NFRC approved software program on May 1, 2016 for new certifications, and re-certifications. However, THERM 6.3 may continue to be used by the laboratories to revise an existing product line until its expiration; and, used indefinitely for frame/spacer components in the CMA Program.

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WINDOW 6.3 & WINDOW 7.4

A Windows-based program that calculates the overall thermal transmission of window systems.

WINDOW 6.3 will expire as an NFRC approved software program on May 1, 2016 for new certifications, and re-certifications. However, WINDOW 6.3 may continue to be used by the laboratories to revise an existing product line until its expiration; and, used indefinitely for glazing components in the CMA Program.

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Spectral Data Library

This library update contains NFRC approved spectral data for the WINDOW analysis program.

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OPTICS 6.0

A Windows-based program for analyzing optical properties of glazing system.

Note: this software is approved for creating laminates and applied films per NFRC 303 and NFRC 304, respectively.

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CMAST 1.2

A Windows-based program for rating non-residential fenestration products, consisting of both a web application and client application.

This software is only authorized for use with the CMA Product Certification Program. The annual cost for the CMAST is $1000. Users will be charged a prorated amount based on the timing of their registration. The prorated invoice will be forwarded approximately 30 days after download and registration. Thereafter, annual $1000 invoices will be issued in January. Users may terminate their participation by notifying staff cmainfo@nfrc.org

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