Live tool/tool/dust-collection-cfm-estimator

Dust Collection CFM Estimator

Estimate collector airflow target from tool demand, branch usage, duct length, and filter losses.

WorkshopHVACPlanning

CFM per active machine

CFM

Branches open together

Equivalent duct length

90° elbows

Filter / cyclone loss

Target airflow

680 CFM

Collector size

1.5-2 HP

Simultaneous drops

System penalty

1.51x

Use

This is a quick planning target for hobby and small pro shops. Static-pressure design still needs tool-by-tool duct details.