Cubic Feet per Minute - the square footage of a room with a normal ceiling height.
CFM fan required = Length x Width (in feet) How Many Watts or BTU?
Length x Width x 10 = Watts
Watts x 3.414 = BTU required.
For a bath 7' x 10' = 70 cfm fan recommendation.
Same bath: 70 sqft x 10 = 700 watts or 239 BTU.
With or Without Light
Fits into 2" x 6" beam.
1250W Heating element.
Color-coded wiring.
All exterior screws are blunt point
New locking hangar bar
Shipping cost are estimated - you will be charged only Actual Shipping Cost + $2 pack/box.
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