E-Calcs Plus, Inc.

Florida’s Premiere Provider of Energy & Load Calculations


We are proud to serve all Florida counties, metropolitan areas, and towns in between. Trust E-Calcs Plus, Inc. to ensure no delays in your construction projects with expert consultants, Florida energy code compliance, and fast turnaround time!


At E-Calcs Plus Inc., we are proud to offer a range of services from blower door tests, energy calculations (e-calcs), plus more!

Residential Calculations

Learn more about ordering a Manual J for your home project

Blower Door Testing

Learn more about scheduling a blower door and envelope design test

Commercial Calculations

Learn more about ordering a Manual N for your commercial project

Duct Leakage Testing

Learn more about scheduling a duct leakage test

Duct Design

Learn more about ordering a Manual D for your construction project

Certified HERS Rater

Learn more about inquiring a certified HERS rating from our certified engineers

The E-Calcs Plus, Inc. Advantage

Fast turnaround time

Our team takes pride in providing a 1-3 business day turnaround time, surpassing the industry standards of 1-3 weeks. We understand the importance of efficiency and strive to deliver prompt results without compromising quality.


Our focus on detail and accuracy for Manual S calculations ensures equipment is properly sized to maximize performance and efficiency. We provide room-by-room load analyses, enabling your HVAC provider to implement the optimal air distribution duct system.

customer satisfaction

We strive to surpass your expectations by upholding the pillars of our customer service values: professionalism, integrity, and expertise. Our team is committed to meeting your project needs with utmost care and attention. 


We foster direct communication with your company, architectural designer, and/or homeowner to identify and recommend cost-effective solutions for optimal window and door glass, building insulation, and equipment.

E-Calcs Plus, Inc. is a leading provider of energy calculations in Florida since 2015, specializing in assisting architects, builders, designers, and HVAC companies to optimize their projects. Through advanced calculation techniques and cutting-edge technology, we deliver accurate and reliable energy calculations, empowering clients to make informed decisions for their designs and construction plans. With a focus on energy efficiency, we follow Florida building code compliance per county, maximize energy savings, and enhance overall project performance. Unlike other companies that take weeks to complete these calculations, we pride ourselves on our exceptional efficiency, offering a fast turnaround time of three business days or less. Trust E-Calcs Plus, Inc. to deliver prompt, accurate, and reliable energy calculations, keeping your projects on track without unnecessary delays.

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