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This item just arrived! Quality First Heat Loss & Heat Gain

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Tutorial Videos

Click here to watch instructional videos. It is highly recommended that you watch the following video tutorials prior to using the software: TECA Heat Loss & Heat Gain Software Overview, Input Construction, Floorplan and Measurements Results Charts.

User Manual

Click here to download the User Manual.

Non-Member Price: $399.00

Member Price: $349.00


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+ Shipping: $15.00
Are you a TECA member? If so, you pay our member's discount pricing. Please login or find out here if you qualify for our membership pricing.
Handling Charge: $-15.00

This is a download purchase, therefore shipping charge is void as a form of negative handling charge at checkout.

GL Code: 4235

NOTE: You must have Microsoft Excel™ 2010 (or newer) spreadsheet software on your Windows computer to run this software. This Microsoft Excel program utilizes ActiveX content. Before downloading, please ensure this can be enabled in your version of Excel.

MAC USERS – must have a partition in Mac to run Windows Software

Please provide your name and company as you wish them to appear on your software. Changes requiring re-issue are subject to a $25.00 fee.
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How to Download and Activate Your HL / HG Software

MORE INSTRUCTIONAL VIDEOS


The Quality First™ Heat Loss & Heat Gain software encompasses the CSA F280-12 calculation methods. It has been designed by TECA to provide an efficient and accurate method of calculating heating and cooling loads for Part 9 buildings. It can be used in combination with the forced air duct sizing software, or the TECA hydronics design software. 

NOTE: You must have Microsoft Excel™ 2010 (or newer) spreadsheet software on your Windows computer to run this software. This Microsoft Excel program utilizes ActiveX content. Before downloading, please ensure this can be enabled in your version of Excel.

MAC USERS - must have a partition in Mac to run Windows Software

How to confirm your version of Microsoft Excel will run this software:

  1. To enable the ActiveX controls, open Microsoft Excel:
  2. Click File (or the Office button at the top left) > Options (or Excel Options)
  3. Click Trust Center > Trust Center Settings > ActiveX Settings
  4. Select "Prompt me before enabling all controls with minimal restrictions"
  5. Click OK

Earlier versions of Excel can operate Active X controls, but may require ad-ons.

If you do not have this ActiveX control setting, you will not be able to run the software on this version of Excel.

Program Features

  • Program calculation is based on the calculation methods in the updated CSA F280-12, as required per BC Building Code Revision 2015
  • Calculates overall building heat loss and heat gain, and minimum appliance output requirements for Part 9 buildings
  • Select construction components from dropdown menus or input known component properties.
  • Calculates room-by-room heat loss and heat gain for up to 35 separate rooms or areas
  • Simple switching of input and output units between imperial and metric (BTUH/W)

Program Output

  • Building Heat Loss and Heat Gain Summary Sheet
  • Room-by-Room Heat Loss and Heat Gain Summary Sheet
  • Inputs and assumptions summary sheet (required)

IMPORTANT: Please have the following information ready: Purchaser Name and Company. This information will be locked into the program and there is a fee to re-issue with any changes.

Ordering on behalf of a large company? Please be advised that if you are ordering from a large company, additional copies of the software are available for a reduced rate. Separate branches will require their own copy. Please contact administration to arrange a custom order. It is copyright infringement to copy TECA software.  

DISCLAIMER: This Software is subject to revision as further use and investigation may show such revision necessary or desirable. Installations and designs that comply with this manual will not necessarily be acceptable if, when examined and tested, they are found to have features that impair the result contemplated by these requirements. The authors and editors assume no responsibility and accept no liability for the application of the principles or techniques contained in this manual or for errors or omissions and expressly disclaim any such responsibility.

Click here to download the User Manual.