by Abbie Stancato | Jul 8, 2014 | Mixing Boxes & Econos
Honeywell’s JADE W7220 Controller The 101 Basics! Before we begin; if you’re not familiar with the basics of an economizer, read the article; “What Is An Economizer – AKA Mixing Box?” Many of the blogs and articles about the JADE W7220 Economizer...
by Abbie Stancato | Jun 18, 2014 | General
What Is A Multiple Speed HVAC Fan… Why Is It Needed? Multiple Speed HVAC fans… No, not like the above graphic of a condenser unit in desperate need to remove heat from the coils… I’m talking about an HVAC fan used to supply air into a building....
by Abbie Stancato | May 28, 2014 | General
Variable Frequency Drive (VFD)… What Is It, And Why Use It In HVAC? A Variable Frequency Drive (VFD) controls the speed of a motor, specifically a three phase motor. To better understand a VFD, let’s examine the motors they control. Most commercial HVAC...
by Abbie Stancato | Apr 30, 2014 | Power Exhaust
What is a HVAC Power Exhaust? …Achieving Proper Ventilation A previous MicroMetl Blog article offered a basic understanding of economizers. It is an Economizer 101 Summary and is a prerequisite to this article if you don’t understand the meaning of an...
by Abbie Stancato | Mar 16, 2014 | General
Air Duct Calculator (Ductulator) What Is It & How Does It Work VIDEO!!! So what is an Air Duct Calculator (Ductulator)? MicroMetl has produced a high quality video demystifying it’s purpose and functionality. This handy little device allows you to size your...