TruCalc HVAC App

TruCalc HVAC App TruCalc HVAC App
CSA F280 Load Calculator
Scan • Size • Send
Built for HVAC Contractors 🇨🇦
⬇ Demo & sample report
www.TruCalc.io

04/01/2026

CMPX is over, but the energy is still with us.

Another big thank you to CMPX and HRAI for the opportunity 🙏

03/30/2026

Thank you CMPX and HRAI

03/25/2026

CMPX

Bigger isn’t always better when it comes to HVAC systems.Oversized equipment can cause:• Short cycling• Poor humidity co...
03/16/2026

Bigger isn’t always better when it comes to HVAC systems.

Oversized equipment can cause:

• Short cycling
• Poor humidity control
• Higher energy costs
• Reduced equipment lifespan
• Uneven comfort in the home

Proper heat loss and heat gain calculations ensure the system is sized correctly for the building.

Accurate sizing leads to better comfort, efficiency, and system performance.

Tools like TruCalc help HVAC professionals perform accurate load calculations using CSA F280 standards directly from the field.

What the App Does?Manual load calculations take time.TruCalc helps HVAC contractors complete CSA F280 heat loss calculat...
03/15/2026

What the App Does?

Manual load calculations take time.

TruCalc helps HVAC contractors complete CSA F280 heat loss calculations and equipment sizing quickly using a mobile workflow.

Key features:

• Retrofit scanning
• New construction ready
• Professional report outputs

Built for HVAC professionals across Canada.

3 HVAC Sizing Mistakes1. Guessing system size instead of calculatingMany systems are sized based on rule of thumb (like ...
03/14/2026

3 HVAC Sizing Mistakes

1. Guessing system size instead of calculating
Many systems are sized based on rule of thumb (like square footage) instead of doing a proper heat loss and heat gain calculation. This often leads to oversized or undersized equipment.

2. Oversizing equipment “just to be safe”
Bigger is not better. Oversized systems can cause short cycling, poor humidity control, and reduced efficiency, which affects comfort and energy costs.

3. Skipping proper load calculations (CSA F280)
Without accurate load calculations, the system may not match the home’s actual heating and cooling demand. Following CSA F280 standards ensures the equipment is properly sized for the building.

Curious how TruCalc works?Scan the QR code to view a live demo and sample report generated using the TruCalc mobile HVAC...
03/11/2026

Curious how TruCalc works?

Scan the QR code to view a live demo and sample report generated using the TruCalc mobile HVAC design app.

TruCalc helps HVAC professionals perform CSA F280 heat loss calculations, size equipment correctly, and generate professional reports directly from a mobile device.

Scan. Size. Send.

Try the demo:
www.trucalc.io

Meet the mind behind TruCalcChris Walsh is the CEO and founder of TruCalc, bringing over 25 years of experience in the H...
03/11/2026

Meet the mind behind TruCalc

Chris Walsh is the CEO and founder of TruCalc, bringing over 25 years of experience in the HVAC industry. He is a Red Seal Sheet Metal Worker, Licensed Gas Technician, and 313D Residential Air Conditioning Mechanic with extensive experience in system installation, design, and building science.

Chris is also an HVAC educator and certified trainer who has taught apprentices and contractors across Canada. His industry credentials include HRAI design certifications such as Residential Air System Design Technician (RASDT), Residential Heat Loss & Gain Design Technician (RHDT), and Residential Ventilation Design Technician (RVDT).

Beyond the field and classroom, Chris contributes to the advancement of the trade as a subject matter expert for Red Seal Canada and through involvement with CSA technical committees.

Drawing on decades of real-world experience, Chris created TruCalc to help HVAC professionals perform accurate CSA F280 heat loss and heat gain calculations and generate professional reports directly from the field.

Built by HVAC professionals, for HVAC professionals.

INTRODUCING TruCalc TruCalc is a mobile HVAC design app that helps contractors perform CSA F280 heat loss and heat gain...
03/09/2026

INTRODUCING TruCalc

TruCalc is a mobile HVAC design app that helps contractors perform CSA F280 heat loss and heat gain calculations and select the right equipment for residential projects.

Built for HVAC professionals, TruCalc simplifies load calculations, equipment sizing, and report generation directly from your mobile device.

Instead of spending hours on manual calculations, TruCalc helps you design systems faster and produce clear, professional reports for clients and inspectors.

Scan. Size. Send.

Learn more at
www.trucalc.io

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Hamilton, ON

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