The NFI APP makes the five most commonly used mathematical formulas used by hearth appliance installers much easier and quicker to process. The app is now available for download on Android and Apple. Visit www.nficertified.org or the Facebook page for links.

The five most commonly used formulas are at your finger tips:
• Corner Installation Calculator

• Hole Size Calculator

• Pitched Roof Chimney Height Calculator

• Extension Calculations for Cathedral Ceilings

• Combustion Air Calculations for Gas Appliances

www.nficertified.org
Download via Apple App Store or Android Google Play under “NFI App”