There are several possible causes of icing. It happens more in summer when the weather has been hot and humid.

The physical principles that make refrigeration possible are easy to understand, and most of the time troubleshooting and repair are

As it leaves the compressor, the refrigerant, now under increased pressure, is much hotter. If you were now to expand

Troubleshooting techniques we have been discussing are very applicable to refrigeration equipment because the constituent parts are connected in a

Commercial refrigeration equipment is everywhere. Cities and suburban areas have numerous restaurants, grocery stores, hotels, and so on, each with

The choice of a particular type of air filter for a given application involves the following steps: A determination of

Electronic air cleaners, often referred to as precipitators, are of two varieties: the ionizing type and the charged media type.

  Dry Media filters consist usually of a permanent frame and a dry replaceable medium of cellulose, asbestos or glass

Filters of the viscous impingement type utilize a filtering medium relatively coarse in texture and constructed of fiber, screen, wire

On a fan-coil unit not equipped with recirculated water sprays, humidifiers may be obtained by means of a city water