❄️ 1" Dual-Pane IGU (90% Argon Concentration), Low-E Coating & SHGC 0.25

Insulated Glass Unit (IGU) Argon & Energy Calculator

Model commercial double and triple-pane Insulated Glass Units (IGU): calculate 90% argon gas fill thermal performance (U-factor reduction from 0.48 to 0.28), Solar Heat Gain Coefficient (SHGC 0.22-0.30), annual HVAC cooling load energy savings, and glass replacement payback.

1. Project & Operating Inputs

Total Commercial Building Window Area (Square Feet)

Annual Cooling Energy Tariff ($ / kWh)

Annual Solar Heat Load Savings (kWh / Sq Ft e.g. 12 kWh)

Turnkey Argon Low-E IGU Window Retrofit Cost ($)

2. Financial Breakdown & Yield

IGU ARGON FILL & SHGC SAVINGS

5-Year Commercial HVAC Savings

Energy Efficiency ROI

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Material Cost