static pressure

Items Tagged with 'static pressure'

ARTICLES

Static Pressure Test a Building to Expand Your Diagnostics

These tips will improve your offerings to customers

David Richardson

January 13, 2020

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Let’s look at some helpful “static” pressure tests you can use on the building side of the duct system to diagnose common problems.

Skills to Add to Your HVAC Service Repertoire

Lions, Stools, and HVAC System Performance

David Richardson

October 7, 2019

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New skills and test instruments may look like a predator to employees if they don’t understand why they’re important.

Start Predicting Static Pressure Changes by Applying Fan Law 2

Air balancers have been using these formulas for years

David Richardson

March 18, 2019

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What if there were a quick and simple way to anticipate what would happen to static pressures if you increased or decreased airflow?

Add Fan Airflow to Static Pressure Readings in Four Simple Steps

David Richardson

November 26, 2018

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The good news is that once you measure static pressure, you can estimate fan airflow in less than 30 seconds with the right information. Once technicians understand that static pressure testing gets them to fan airflow, they will see why it is important to measure it on every call.

Measuring Static Pressure Readings - The ACHR News

Using Static Pressure to Pinpoint Air Upgrade Opportunities

David Richardson

October 22, 2018

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You might wonder, “Why can’t I just use a duct calculator and tape measure to identify duct repairs?” You could, but that means making a lot of assumptions and wasting valuable time.

Five Issues That Cause Static Pressure Readings to Look Great

Several situations can cause readings to look better than they really are

David Richardson

August 20, 2018

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Many of the calls I receive about goofy static pressure readings typically tie into one of five issues. Let’s look at these issues and how you can be sure they don’t affect your measurements.

Four Reasons for Contractors to Ignore Static Pressure Readings

Some techs believe measuring is a waste of time

David Richardson

July 30, 2018

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The first reason not to measure static pressure is because hooking up a refrigeration manifold to the system tells you everything you need to know. Don’t worry about the fact that this practice often leads to leaks, can introduce non-condensables, and can cause potential refrigerant contamination.

Hunting for Airflow Restrictions with Static Pressure

You have to identify the location of the airflow problem

David Richardson

March 6, 2017

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How good are you at hunting airflow restrictions? Do you have a game plan or is it just guesswork? Let’s take a look at some ways you can more effectively hunt down pesky airflow restrictions that could be plaguing your customers’ HVAC systems.

NCI Summit 2017 Swoops into Scottsdale this April

Learn the ‘secret weapon’ for success

February 24, 2017

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The National Comfort Institute’s (NCI) annual Home and HVAC Performance Summit 2017 is in the final stages of preparation, and HVAC contractors from around the country are invited to attend. The event takes place April 2-4, 2017 at the We-Ko-Pah Conference Center and Resort in Scottsdale, Arizona.

Technicians Should Address Static Pressure Readings like a Doctor

Much like blood pressure tests, static pressure tests offer definitive diagnoses

David Richardson

January 9, 2017

One Comment

A simple method National Comfort Institute Inc. (NCI) teaches to explain static pressure is a blood pressure analogy.

More Articles Tagged with 'static pressure'

Johns Manville’s HVAC Insulation Portfolio Team will take a deep dive into the shifting trends in the HVAC industry in terms of duct style, energy conservation, and design aesthetics.

Come learn about ways that you can protect against costly call-backs and common installation pitfalls. We’ll identify common causes that “reverse the flow of money”, aka: spending more on a job than you make.