HVAC Engineering Tools

Interactive engineering calculators, standards, and knowledge for HVAC professionals.

Knowledge Hub

Engineering guides and knowledge pages for every tool

ASHRAE 62.1 Ventilation Rate Procedure Calculator

HVAC - Guide

Boiler Capacity Calculator

Heating, Ventilation, and Air Conditioning (HVAC) - Guide

Chilled Water Flow Rate Calculator

HVAC - Guide

Condensate Drain Line Sizer

HVAC - Guide

Cooling Load Calculation Tool

HVAC - Guide

Cooling Load Calculator

HVAC - Guide

Duct Leakage Calculator

HVAC - Guide

Duct Sizing Calculator

HVAC - Guide

Expansion Tank Sizing Calculator

HVAC - Guide

Fan TESP Calculator

HVAC Engineering - Guide

Heat Loss Calculator

Thermal Engineering - Guide

Pump Selection Software

HVAC - Guide

VFD Energy Savings Estimator

HVAC - Guide

VFD Motor Starter Selector

Electrical Engineering - Guide