HVAC Pulley Size / Belt Calculator
Pulley Type:
Select Pulley Type:
Fixed
Adjustable Variable
Pulley Diameter:
Diameter in inches
2.5
2.7
2.87
3.15
3.25
3.75
3.95
4.15
4.75
5.35
6.0
6.5
6.75
7.1
7.37
7.5
Operating Position:
Current Pulley Position
Closed
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Not Applicable.
RECOMMENDATIONS
Airflow Output
Belt Recommendation
Calculate
Air Flow:
Current CFM
Required CFM