US vs Global Wall Assembly Thermal & Structural Simulator

1. Structural Archetype

Framing System

2. Framing & Cavity

Depth

Spacing

Cavity Insulation Type

3. Continuous Shell & Cladding

Continuous Exterior Insulation (c.i.)

C.I. Thickness 1.0 in

Sheathing

Cladding

Vapor Retarder Layer Position

4. Climate & Boundary Conditions

IECC Climate Zone

Outdoor Temp 10 °F

Indoor RH 40%

Wall Assembly Cross-Section & Psychrometric Gradient

Temperature (°F)

Dew Point (°F)

Condensation Risk

Effective R-Value
R-18.4
U-factor: 0.054 Btu/hr·ft²·°F
Nominal: R-25.0 (26.4% Thermal Bridge Loss)

IECC 2021 Code

PASS

ZONE 5 COMPLIANT

Req: R-20 Cavity or R-13+5 ci

Moisture / Dew Risk

DRY

No condensation depth detected

Assembly Weight

7.8 lbs/ft²

Embodied Carbon: 14.2 kg CO₂e/m²

Assembly Layer Stack-Up Breakdown

Layer Name	Thickness	Nominal R	Parallel Path R_eff	Temp Drop	Layer Interface Temp