Hey Ed, What’s the Main Problem When We Make up a Friction Rate?
What’s the main problem when we make up a friction rate. Learn more about determining adequate airflow in this edition of “Hey Ed!”
Hey Ed
Hey Ed, Why Is Manual S® Your Favorite Manual?
Why is Manual S® Ed’s favorite manual? Learn about the importance of residential equipment selection in this edition of “Hey Ed!”
Hey Ed, Can We Use the Acronym ECM to Describe All Electronically Commutated Motors?
How do you describe electronically commutated motors Learn the difference between a constant torque and a constant air-flow in this edition of “Hey Ed!”
Hey Ed, What Is the Difference Between Taking Static Pressure Measurements on a New Versus Existing System?
In this edition of “Hey Ed”, Ed discusses the difference between taking static pressure measurements on a new versus existing […]
Hey Ed, What Can I Do if I Cannot Find the Filter’s Performance Data?
What should you do if you can’t find the filter’s performance data? Find out what to do and in this edition of “Hey Ed!”
Hey Ed, Does It Matter Where I Take My Supply Air Measurements for Discharge Air Temperature or Relevant Humidity?
Should you take supply air measurements for discharge air temperature or relevant humidity? Learn how to get the best reading in this edition of “Hey Ed!”
Hey Ed, Can I Estimate Latent Capacity Based on the Water Coming Out of the Drain?
Want to know how to estimate latent capacity based on water coming out of the drain? Find out how to calculate latent capacity in this edition of “Hey Ed!”
Hey Ed, Can I Use Different Outdoor Design Conditions if I Live in a Heat Island?
Should you use different outdoor design conditions if you live on a heat island? Find out how to utilize Manual J in this edition of “Hey Ed!”
Hey Ed, Why Do I Have to Use the Indoor Design Condition 75 Degrees Fahrenheit at 50% Relative Humidity for Summer Cooling?
Why do I use the indoor design condition of 75 degrees at 50% relative humidity? Find the answer with Manual S and Manual J in this edition of “Hey Ed!”
Hey Ed, What Is the Minimum Velocity in a Duct System?
Want to find the minimum velocity in a duct system? Find out how to use Manual D to find the minimum in this edition of “Hey Ed!”
Hey Ed, Is There a Way to Evaluate the System’s Refrigerant Charge Without Connecting My Gauges?
Want to evaluate a system’s refrigerant charge without connecting any gauges? Find out how to wet-bulb for evaluation in this edition of “Hey Ed!”
Hey Ed, What is Oil Slugging?
Want to know what Oil Slugging is? Find out about compressors and oil backflow in this edition of “Hey Ed!”
Hey Ed, What is Friction Rate?
What exactly is friction rate? Learn where to find the calculation rate in this edition of “Hey Ed!”
Hey Ed, How Come the Air Coming Out of the Vent Is So Much Louder at Work Than at Home?
In this edition of “Hey Ed”, Ed discusses why the air coming out of the vent is so much louder […]
Hey Ed, Which Is Heavier – Dry or Damp Air?
In this edition of “Hey Ed”, Ed discusses which is heavier – dry or damp air in Manual P.
Hey Ed, Do Furnaces Dry Out the Air?
In this edition of “Hey Ed”, Ed discusses if furnaces dry out the air in Manual P.
Hey Ed, Is There One Measurement We Can Take, Truly Giving Us an Idea of a System’s Performance?
In this edition of “Hey Ed”, Ed discusses if there is one measurement we can take, truly giving us an […]
Hey Ed, Where Is a Drip Leg Meant to Be Installed?
In this edition of “Hey Ed”, Ed discusses where a drip leg is meant to be installed.
Hey Ed, How Important Is a Drip Leg for Gas Line?
In this edition of “Hey Ed”, Ed discusses how important a drip leg is for a gas line.
