When we are working on ventilation system redesign applications, the 3 Basic Fan Laws provide us the means by which we can correlate the relationship between fan air flow rate, static pressure, speed and horsepower. They are useful to predict …
Read MoreFinding solutions for unique applications is something the Eldridge team most enjoys. We recently helped a customer design a fire suppression system for a facility using a very different type of fan than found in standard applications. The customer requirements …
Read MoreIn a head-to-head comparison, our customer selected the Eldridge Direct Drive Filtered Air Fans over options from a large, national competitor. We were able to recommend a solution that provided the customer with the required air flow performance at an …
Read MoreFans aren’t very effective at ventilating without moving propellers but what is the best option for your application? At Eldridge, we prefer to use direct drive fans for most general ventilation applications based on selling thousands of fans in our …
Read MorePreviously, in part one of this series, we determined how changes in humidity, temperature, and altitude can affect air density. We will conclude this two-part series by discussing the effects on fan performance caused by changes in air density. Effects on …
Read MoreAt Eldridge, we use ASHRAE Standard Air Conditions to rate the performance of our fans. Standard Air has a density of .075 pounds per cubic foot at the conditions of 70º Fahrenheit, sea level barometric pressure of 29.92 inches of …
Read MoreWhen selecting fans for a customer’s application, we often hear, “Don’t select noisy fans.” What the customer really means to say is “Don’t make my shop floor noise problem any worse than it is.” Improving our customer’s work environment …
Read MoreOur first E-Hive Hood was installed around a year ago as part of an Eldridge designed gas pipeline compressor station ventilation system. They were installed as part of a gas pipeline compressor station ventilation system Eldridge designed. Our E-Hive …
Read MoreSummertime heat greatly influences worker productivity and absenteeism. For large facilities where air conditioning is impractical, a properly designed general ventilation system can greatly reduce heat related stress. However, there is a certain order to creating a ventilation system where …
Read MoreEducating our customers as to the benefits of general ventilation for the health of their employees and productivity of their operations is our mission. If we can also help them understand the financial benefits of investing in ventilation equipment, …
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