IntegraCAD
- HVAC design software with calculation and CAD module, completely compatible with AutoCAD. Free demo download.
- http://www.integracad.com/ic

TechniSolve Software
- Description of tools for psychrometrics, load calculation, ducting, and package design. Offers downloads, including some free software tools (Registered users only) and technical background information.
- http://www.coolit.co.za

HVAC Workshop Detail
- Description of CoolDuct, an AutoCAD tool for creating double-line duct fittings, pipe lines, schematics and equipment schedules.
- http://www.hvaccad.com.au

HVAC Design Solutions
- Offers a large selection of software. Short programme descriptions with screen shots. Ordering and pricing information.
- http://hvacdesignsolutions.com

Carmel Software
- Develops and markets HVAC Software for commercial heating and cooling load calculations, residential heating and cooling loads, duct sizing, psychrometrics, refrigeration, and HVAC service estimating.
- http://www.carmelsoft.com

Computair HVAC Software
- Supplier of bespoke technical selection, quotation, design and custom manufacturing software for the HVAC industry. Includes demos and online tools.
- http://www.computair.com

ThermExcel
- Offers various spreadsheet to for costing and estimates. air duct and pipe sizing as well as psychrometric calculations. Description of programs and downloads.
- http://www.thermexcel.com/

IMST-Advanced Refrigeration Technology
- A performance simulation, computer-aided engineering design system suitable for modelling vapour-compression refrigeration systems, such as freezers, cold warehouses, air/conditioning units, heat pumps and refrigeration units. Program description, company
- http://www.imst-art.com

Rio Software, LLC
- Offers solutions for rating, selection, catalogs, bid tracking, custom drawings, web sites and software.
- http://www.riosoftware.com

Silverglance Software
- Building services and HVAC software for handheld computers and PCs
- http://www.silverglance.com

White Rose Software
- Offers software for refrigeration pipe network design, heat gain analysis, psychrometrics and cooler selection. Site offers company presentation and detailed programme descriptions.
- http://www.whiterosesoftware.com/index.html

PaulmSoft
- Offers a range of software for many HVAC tasks for palm computers. Short description of software and ordering information.
- http://paulmsoft.com

Duct Calculator
- A simple duct sizing programme for Windows and Palm computers. Free trail version.
- http://www.members.optushome.com.au/aerial1/

QwickLoad Software
- Software to calculate cooling and heating loads for commercial buildings using ASHRAE methods. Program descriptions with screen shots. Demo downloads available.
- http://www.qwickload.com

Software Professionals, Inc.
- Software products for the HVAC, refrigeration, air conditioning, and training markets.
- http://www.spi-web.com

HVAC Solution
- Software tool for the graphical design and scheduling of HVAC systems.
- http://www.hvacsolution.com

Raiza Engineering Software
- Site contains articles, software and other computer applications for the design, evaluation and analysis of HVAC systems.
- http://www.raiza.com

MeMate HVAC
- AutoCAD-based HVAC engineering, design, drafting, and estimating software.
- http://www.memate.com/

HVAC Ducting utilities
- A collection of utilities for drawing 2-D & 3-D HVAC Ducting for AutoCAD and IntelliCAD.
- http://www.asvic.com.au/mq-hvac.htm