Learn more about the duct and flange in ducting by performing the duct weight calculations and flange drilling calculations provided in this page.

Calculate the pressure loss using various duct sizes, velocity, length, and other factors. Learn more about pressure losses and the problems pertaining to ductwork.

Are you struggling in get an HVAC license in Washington state? Check our post and learn about HVAC license requirements like education, fees, and exams to become a successful HVAC contractor!

Are you struggling in get an HVAC license in Washington state? Check our post and learn about HVAC license requirements like education, fees, and exams to become a successful HVAC contractor!

Wondering how to get an HVAC contractor license in Oregon. Check our post to learn about HVAC licensing requirements, training, and more.

HVAC Fan Laws - in excel sheet, will help you calculate the fan speed, fan volume, and fan power with the varying inputs you provide. The article will also teach you about the fan curve and how to use the fan setting in your HVAC system.

Colorado prohibits the performance of HVAC work without a license. Learn the requirements and steps for passing the exam to obtain an HVAC license in Colorado.

Our guide covers all license requirements exam questions, hvac programs, to get an hvac license in Utah.

HVAC Pressure Relief Outlets Sizing Calculation and Door Air Loss Calculation in an Excel Sheet; help you choose the sizing of pressure relief valves and also help calculate air loss through the door. The article further provides the types of pressure relief valves and the considerations that need to be taken while choosing the sizing of the valves.