HVAC Calculations

Air Change Rate Calculator

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Air Mixing Calculator

Fluid Mixing Calculator

Coil Selection Calculator

Cooling Load (Sanity) Check 

Commercial Kitchen Exhaust Hood (ASHRAE)

Condensate Converter Calculator **NEW**

Condensate Rate Calculator

Condensate Pump Sizer

Dehumidifier Sizer

Duct Size Calculator

Diffuser Size Calculator

FPM to CFM Converter

Psychrometric Calculator

Vapor Pressure Deficit (VPD)

Wind Pressure on Mechanical Equipment

Converters/Reference

CLTD Roof Number &

 Wall Number (ASHRAE)

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EER SEER COP Converter

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kW, BTU, HP, Ton, lbf

Ohms Law with Power Calculator

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Temperature Converter

Window SH-# Sizer

U-Factor & SHGC Code Defaults

Energy Form: Commercial

                       Residential

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Work Order: Commercial

                     Residential

Break-Even Calculator

Engineering Economics / Present & Future Value

Capital Gains Estimator

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Interpolation - Bilinear

Interpolation - Linear

Picture Hanger Height

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Circle Area & Circumference **NEW**

AHRI Certified Product Performance

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ASCE 7 Online

ASHRAE Climate Design Conditions

ASHRAE Online Handbook

ATC Wind Speed by Address

Florida Building Code (FBC)

International Building Code (IBC)

Texas Building Code