🧪 ISO 14644-1 Classes ISO 5 to ISO 8 (Air Changes 20 to 300+ ACH, Total CFM)

ISO 14644 Cleanroom Air Changes Calculator

Size pharmaceutical and semiconductor cleanroom HVAC airflow under ISO 14644-1 & IEST guidelines: calculate required Air Changes per Hour (ACH = 240-360 for ISO 5 / Class 100, 60-90 for ISO 7 / Class 10k, 20-30 for ISO 8), total cleanroom supply airflow (CFM = [Volume x ACH] / 60), and specialty HVAC contracting profits.

1. Project & Operating Inputs

Cleanroom Enclosure Area (Square Feet e.g. 3,500 Sq Ft Cleanroom Suite)

Ceiling Height (Feet e.g. 10.0 ft Finished Cleanroom Ceiling)

Customer Bid Price for Supplied & Commissioned Cleanroom HVAC ($)

Recirculation AHU, Terminal Gel-Seal HEPA, Ductwork, TAB Certification ($)

2. Financial Breakdown & Yield

ISO 14644 CLEANROOM AIRFLOW

Turnkey Cleanroom HVAC Contract Profit

Specialty HVAC Engineering Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Material Cost