You need to say how many square metres is 138 sq. ft.? There is 12.83 sq. meters in 138 sq. ft..
400 square ft.
One pack - if it contains enough laminate.
10 ft by 10 ft --- a 4 ft baseboard heater will work. But a longer room may need more. 10 ft by 20 ft would need an 8 foot baseboard heater. etc.
100 sq ft
650 square feet
14000BTU
Alaska 200k btu fla 50k where you at?
24,000 btu's
600 BTU/ ft is what i have been told.
18,000-21,000 BTU's
36000 Btu
162 and a half
your question is 650 ft3 normal room (fan + lights+ computer) then it will be sufficient. subjected to there should not be major heat loss device.
At least 8000 btu
650 sq ft
650 square ft.