Thermo Products 36)- 80 ユーザーズマニュアル

All installations and services must be performed by qualified service personnel. 
 

 

 
Solution: If certain flowrates are desired, for heating or cooling reasons, or are 
required, by local codes, those guidelines should be followed. In lieu of other 
requirements, room floor area can be used to select flowrates for each room.  

 

For instance, the floor area of the living room is 400-sq. ft. Using the result of our 
previous example, the required minimum air flowrate for the residence is 1400 
CFM. The air flowrate for the living room will be the total flowrate multiplied by 
the ratio of the living room area to the total floor area or,  
 

.

350

.

.

1600

.

.

400

*

1400

=

⎟⎟

⎠

⎞

⎜⎜

⎝

⎛

=

 

63