The form below allows you to estimate the amount of BTUs required to heat a room. The calculation is based on a normally insulated home in a temperate climate zone such as the Mid Altantic States. Consult your heating professional for more accurate heat load calculations.

Number of Exterior Walls in the room - 1 2 3
Room Height in feet
Room Width in feet
Room Length in feet
Square feet of exterior door area (note: most exterior wood doors are 20 sq. ft )
Total Window Area in square feet
Is there a Fireplace in the room? yes -> no - >


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