How to Do a Triple Evacuate on an R22 Central AC System?

Answer Evacuation of a central AC system is an essential step in the installation and repair process. Moisture and other contaminants will, over time, damage the compressor. Triple evacuation is performed... Read More »

Top Q&A For: How to Do a Triple Evacuate on an R22 Central A...

How to Evacuate an Air Conditioning System in a Vehicle?

The air conditioning system in your car keeps your vehicle's cabin cool. Many components make up the air conditioning system, including the refrigerant, compressor and radiator. Over time, the radi... Read More »

What is a central vacuum system?

Answer The main vacuum unit is usually located in the basement with tubes running throughout the house. The tubes run to each room and have a hinged cover. You insert the hose in the tube and the v... Read More »

Who invented the central heating system?

Greece is the first country reputed to have distributed heat in a central fashion. The ancient Greeks used spaces under the floors of homes in which to place heated pipes, which heated the floor an... Read More »

How much does it cost for a central air&heat system?

For a 1,500 square foot house that's 20 years old, a 3-ton air conditioning unit with a gas furnace would cost $5,000 to $7,000. The cost to install a central air conditioning and heating system de... Read More »