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article_keywords:(vestibules, infiltration load, air lock, roof sheathing, 2003 IECC, 2006 IECC, 2003 IBC, 2006 IBC) article_title:(vestibules, infiltration load, air lock, roof sheathing, 2003 IECC, 2006 IECC, 2003 IBC, 2006 IBC)^4
Problem: Commercial building designers are required to installed vestibules on the primary entrance doors leading from spaces greater than or equal to 3000 square feet in all buildings. Designers ar...
This case study addresses the following: vestibule requirement intent; when a vestibule is required; compliance with the IECC and the IBC; relevant code references.
The U-factor and solar heat gain coefficient (SHGC) of fenestration products shall be determined in accordance with National Fenestration Rating Council Standards NFRC 100 and NFRC 200 respectively by...
The 2006 International Energy Conservation Code (IECC) requires all cooling systems in commercial buildings to have economizers, depending on climate zone and cooling system capacity.
REScheck versions 4.0.0 and above provides support for IECC 2006. This article addresses questions related to the climate zone system; mechanical equipment for a tradeoff; and compliance with multiple...
Commercial Requirements of the 2006 IECC Training Broadcast page. Includes links to videos for all of the broadcasts in the three-part series.
The 2006 IECC is very different from prior versions of the IECC. Compliance with REScheck is more difficult for many homes, but understanding the prescriptive requirements can help you determine what ...
Places such as electrical boxes and plumbing fixtures can be areas for air leakage in addition to exterior doors, windows, floors, and foundations.
The following are links to the 2006 Report of Public Hearing (2006 Orlando Code Development Hearings) to the International Codes.
Requirements for the building envelope fall under Chapter 5, Section 502. Compliance to ASHRAE 90.1-2004, Section 5, is also acceptable by reference in the energy code.