This branded infographic from Rescheck.info breaks down the four primary ways to earn energy credits under IECC 2024 Section R408.2.4. It illustrates the differences between R408.2.4(1) Ductless/Hydronic, R408.2.4(2) 100% Interior Ducts, R408.2.4(3) 80% Interior Ducts, and R408.2.4(4) Reduced Duct Leakage via Duct Blaster testing.
IECC-2024-ResCheck-Thermal-Distribution-Credits-Infographic


