Refrigeration Piping Do's & Don'ts

Refrigeration piping is a critical component of any refrigeration system. Whether to cut costs, because of lack of expertise, or failure to keep up with advancements in technology, inappropriate piping can cause inefficient system performance and compressor failure, and can void system warranties. An efficient refrigeration system requires a small amount of oil to be circulated continuously with refrigerant to provide lubrication to the compressor. It is critical that refrigeration piping maintains adequate pressures and velocities so that the oil is not “lost” or trapped within the system, depriving the compressor of lubrication. There are a number of mistakes commonly made in piping sele

When to Choose a Custom Air Handling Unit

Budget constraints are always a concern for every business, and when it comes to selecting an air handling unit, many building owners would prefer to go with the most economical option. Oftentimes, however, an attempt is made to squeeze more performance out of an off-the-shelf AHU than it is designed to handle, when they instead should have opted for a custom unit. This is a common error that ends up costing far more in the long run. So, when should you opt for a custom air handling unit? There are many excellent packaged AHUs with a broad range of capabilities available, but a custom unit is usually required when needs exceed 25,000 CFM. A custom air handling unit may be called for in syste

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