The term indoor air quality refers to the quality of air within the buildings and structures. Indoor air quality is of great importance in order to m...

With the ban of the of refrigerant R- 22 (chlorine-based refrigerants) and phasing in new hydro fluorocarbon (HFC) refrigerants, the need for a new l...

Replacing a compressor is quite an expensive. Therefore when a technician replaces it, he should take enough care so that the new one is not doomed t...

Filtration is one of the main functions of a filter –drier. But how does it occur? Some systems have just one method and other use combination ...

The thermal envelop of a house plays a crucial role in the effectively of the HVAC fitted inside. Leaky windows of the house are one of the main culp...

Sometimes the compressor due to wear and tear over the years cannot start easily. The unit makes stuttering sounds as it get activated. This is calle...