Washington State Energy Code

The 2012 Washington State Energy Code (WSEC®) is now in effect. The new code is supported by 2012 International Energy Conservation Code (IECC®), references and study tools.

2012 Washington State Energy Code As low as: $42.00 2012 IECC® Code and Commentary As low as: $46.00 Building Code Basics: Energy, Based on the 2012 International Energy Conservation Code As low as: $23.00 2012 International Energy Conservation Code® Study Companion and Flash Card Combo As low as: $50.50