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

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

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

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

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

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

The primary function of heat loss and heat gain calculations is to estimate the capacity that will be required for

The application of air conditioning equipment. is influenced  by the cooling load characteristics of the area to be served and

The application of air conditioning equipment. A standard fan-coil unit affords a close temperature control only. A measure of humidity

Unit heating coils for fan-coil equipment are available in a variety of depth and fin spacing combinations and in both