Press Release

SMACNA Releases New Web-Based Online Exhaust Design Software Developed by Carmelsoft

The Web-Based SMACNA Exhaust Design Allows Users to Size HVAC Exhaust Systems
San Rafael, CA
March 25, 2024
Contact: Lucy Gooden
Phone: 800-339-6030
SMACNA, the Sheet Metal and Air Conditioning Contractors' National Association, has released the second of two websites developed by Carmelsoft:

SMACNA Exhaust Design
The SMACNA exhaust design website is now available:
  1. Includes the ability to draw a double-line exhaust duct schematic within the web interface.
  2. Allows for overall system input parameters: air properties, outside temperatures, relative humidity, and more
  3. Allows for 50 SMACNA duct fitting and hood inputs along with loss coefficients, duct lengths, friction losses, and more.
  4. Outputs included sized-ductwork and fittings, section pressure losses, system pressure losses, total airflow, total velocity and more.
  5. Outputs will also include pressure drops and components by section and total the pressure drops for each path thereby allowing the user to determine the critical path.
  6. Includes ability to generated HTML and Excel reports
Click here to register and login.

About SMACNA
SMACNA is an international trade association representing 3,500 signatory contracting firms with more than 100 chapters throughout the United States, Canada, Australia, and Brazil. A leader in promoting quality and excellence in the sheet metal and air conditioning industry, SMACNA has offices in Chantilly, Virginia, and in Washington, D.C.

About Carmel Software

Carmel Software Corporation has been a leader in HVAC design software since 1995. In fact, our software currently powers the analysis capabilities of Autodesk's (makers of AutoCAD) 3D modeling software tools. Also, ASHRAE, Mitsubishi Electric, Trane, Johnson Controls, the U.S. Department of Energy, Honeywell, Carrier Corp., large western utilities, and other Fortune 500 building-services companies rely upon Carmel to develop custom mobile and desktop applications for their clients. We currently offer more than 40 iOS and Android mobile apps for HVAC.
Media Contact: Lucy Gooden, Phone: 800-339-6030