Technical Support
Search the Resource Center for training materials.
Answers to technical questions about National Building Energy Codes and the the REScheck™ and COMcheck™ software products are available via e-mail. State specific code questions should be directed to your state energy office or local code official.
Contact Our Technical Staff
- Use our online form to submit questions to our technical support staff.
Frequently Asked Questions
- Code Compliance Questions:
- General Software Questions:
- Software Input Questions:
- About REScheck and the 2006 IECC
- About Solar Heat Gain Coefficients (SHGC)
- What is a Window SHGC?
- How Do I Demonstrate Compliance with the SHGC Requirements in the IECC?
- How Do I Find the SHGC for my Windows?
- What is a Projection Factor?
- About Residential Additions
- About Residential Basements (Article 104)
- About Residential Basements (Article 105)
- About Residential Basements (Article 106)
- About Perimeter Slab Insulation
- About Metal Buildings
- About Weather Files
- About REScheck and Air Infiltration
- About Site-built and Curtain Wall Systems
- About Insulating Suspended Ceilings
- About Crawlspace Ventilation
- Software Download Questions:
Technical Support Documents
Methodology for Developing the REScheck™ Software through
Version 3.7
(PDF 472 KB) Download Acrobat Reader
Technical Support Document for Version 3.2.0 of the COMcheck Software (PDF 695 KB) Download Acrobat Reader
Technical Assistance to States
Technical assistance to states and local jurisdictions to promote the adoption, implementation, and enforcement of residential and commercial building energy codes is also available.