Energy Loss Calculator for Traffic Doors

A strip door effectively blocks at least 65% (conservatively) of air passing through a doorway, resulting in greater energy savings. Use the calculator below to determine the amount of energy you will save by installing a TMI strip door within your facility.

Door Size (in feet)
X

Average Wind Speed
X

Cubic Feet Per Minute
X

Temperature Differential
-

±

BTU Loss Formulas

Hourly BTU Loss
X
X

Daily BTU Loss
X


Energy to Cost Conversions

Heat Type
Daily Cost Per Opening
X $


* Please consult the National Weather Service if you're unsure.
† Based on an air temperature of 70° F and .057 pounds per cubic foot density. As the temperature drops, density increases and the constant will be higher than 1.08. For example, at 15° F, the value should be approximately 1.29.
‡ This is available from your local utility provider.