Calculators
- Attic Radiant Barrier Calculator
- Low-Slope Roof Calculator for Commercial Buildings (6/05) - estimates annual energy cost savings
- Moisture Control for Low-Slope Roofing (5/04) - determine if a roof design needs a vapor retarder or if the roofing system can be modified to enhance its tolerance for small leaks
- Modified Zone Method
- Roof Savings Calculator (12/12) - for commerical and residential buildings using whole-building energy simulations
- Solar Reflectance Index (SRI) Calculator (6/06)
- Steep-Slope Roof Calculator on Residential Buildings (6/05) - estimate annual energy cost savings
- Whole-Wall R-Value Calculator 2.0 (10/06)
- ZIP-Code R-Value Recommendation Calculator (1/08)


