Best HVAC Load Calculation Software

AC Repair Services In Parker County TX

The advent of modern technology has transformed the world we live in. What seemed like an impossible task only a few years ago, can now be completed within minutes. All you need to do is click a few buttons on your computer or smartphone. This is no different for HVAC load calculation either.

The heating, ventilation, and cooling (HVAC) systems, when installed in a house, clean the air and improve its quality. Also, it provides warm or cool air depending on the climate’s needs.

Many people planning to get an HVAC system assume that they are simply installing a new one or replacing an older HVAC system. Well, that is not the case. You can’t pick a random HVAC system and install it in your house. If done, it will refrain from giving a good performance and energy efficiency and lasts only for a short time.

To choose the ideal HVAC system, HVAC load calculations must be done, and if it is done manually, it consumes immense effort and time. This is where the HVAC load calculation software steps in.

HVAC load calculations consider several specific areas in your house to find the right-sized system:

  • Total square footage of the property
  • Number of windows, doors, and entryways
  • Number of floors & living space
  • What exact landscaping outside your house can block the sun from entering the house?
  • The duct work condition, size of ductwork, and the vent systems
  • Window shades, blinds, or other household window treatments used to keep the sun out

US Energy Information Administration (EIA) shows that heating and cooling systems are the largest residential electricity uses. If the right size equipment is not installed, it may easily reflect on energy bills. So it is crucial to calculate the load properly before installing the HVAC systems. Otherwise, your customers will end up shedding cash for a larger or smaller unit than necessary and face issues over time. As a result, it will affect your company’s customer satisfaction level and in turn, bring down your customer retention rate and profitability. Therefore, it is crucial that you do your heating and cooling load calculation right.

If you are an HVAC business owner looking for the best HVAC Load Calculation tool, this article will answer all your queries. We have listed the five best HVAC calculator software. Without further ado, let’s check them out.

1. HeatCAD


HeatCAD is a drawing-based software that delivers fast and accurate cooling and heating load calculations for residential heating and cooling loads.

Apart from delivering HVAC load calculations, this software gives advanced design features, including integrated load calculation HVAC, 3D CAD views, and automatic detection of unheated surfaces.

2. Area Cooling Solutions

Area Cooling Solutions

Area Cooling Solutions, an HVAC and refrigeration company, consistently provides smart solutions for a green future. With over 10 years of experience in inverter driver applications, remote control, and preventive maintenance, this company also offers a robust heating and cooling load calculator.

This HVAC load calculation software allows you to select their products based on your needs. You can quickly choose your ideal equipment from compressors or condensing units based on the capacity or a specific product line. So this simplifies the selection process and helps you find your exact need.

3. CoolCalc


CoolCalc is a simple yet effective software to calculate manual J of any given space. This ACCA approved HVAC load calculator, has been stuffed with many new features in its recent update. The version 3.0 has extended its functionalities with third-party plugins like LennoxPros and Google Maps to enhance the user experience.

CoolCalc also comes with a full API so you can integrate other websites or applications with it easily. CoolCalc provides a fully functional software development kit (SDK) with an entire framework to customize your style.

4. LoadCalc


LoadCalc is an HVAC load calculator software designed based on Manual J calculation. Since the LoadCalc HVAC load calculator uses Manual J calculation, you can get a decent estimate. This easy and quick load calculation software calculates the amount of heating and cooling British Thermal Unit for the whole house or room by room load.



Energy Design Systems (EDS), an HVAC software company, delivers two amazing tools: the HVAC load calculator and the Home Auditor.

The EDS load calculator is among the easiest and the most accurate residential heat loss and heat gain load calculators in the market. This software helps find the best size, application, and type of HVAC system for a house in under five minutes. This is done by utilizing the data from Zillow, Google Earth, and other real estate databases combined with a complex series of algorithms and equations.

With this HVAC load calculator, you can get accurate heat load calculation. Thus, you can minimize operating and equipment costs, enhance equipment longevity and improve the health and comfort of your house by installing the right equipment.

Before We Wrap Up


The main purpose of HVAC load calculation is to ensure energy efficiency, save energy bills, and increase comfort inside the house.

Don’t worry, you have a  cutting-edge digital tool for that as well. Just sign up for Field Promax HVAC business software.

Essentially, Field Promax is a cloud-based field service software that streamlines and standardizes your processes. With this innovative tool, you can easily automate your day-to-day operations, such as scheduling and dispatching, work order management, time-tracking, creating estimates, manage customer databases, business analytics and reportingequipment tracking, inventory management, billing and invoicing, and so on.

Using the features, you can simplify your operations and add more efficiency to your workforce. As a result, you can deliver best-in-class service to your customers, which is bound to elevate their experience with your brand. Moreover, Field Promax helps you save valuable time by automating your entire business process. Thus, you can look over trivial tasks and focus on more important things, for example HVAC load calculation.

Originally Published on our website – Field Promax (Best HVAC Load Calculation Software)

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