BTU Calculator

This very simple form will help you determine the Btu/h requirements for your room application. Please find the region of the country that you live in then enter the corresponding number below. Then measure and record your room’s dimensions in feet. Then press Calculate for the suggested Btu/h rating to appear. This number should be entered into the Product Finder to help recommend a Mr. slim model.

Please Enter Your BTU Adjustment Factor:

0.70 0.75 0.80 0.85 0.90 0.95 1.00 1.10 1.20 1.25 1.50

Room Dimensions:

L: ft  W: ft