Right-sizing HVAC equipment has never been more important. Thankfully, HVAC Sizing Tool has lots of features that make it easy to use.
Create an account for free
Thousands of weather locations to choose from, including USA and Canada
Quick data entry: Calculate a room-by-room load in as few as 15 minutes
Hundreds of manufacturers to choose from, or create your own
Visualize system performance for more accurate equipment selections
Easily identify opportunities to improve the building envelope
Online training videos make HVAC Sizing Tool quick and easy to learn. Recorded webinars provide tips and strategies to get the most out of HVAC Sizing Tool.
Cloud based, share projects across teams
Calculate heating and cooling loads, and ductwork design
System selection tools
Weather locations for all 50 states and CA provinces
Upload floor plans and photos
Simple, easy to use reports