Best Heating & Cooling Pros for alpine hvac Metairie, LA. Call +1 800-349-3918. 24 Hour Calls. Guaranteed Services – Low Prices.
What We Do?
Residential
HVAC Service
Are you searching for residential heating or cooling support services that are centered on total home comfort remedies? The experts at Keefe's Air Conditioning, Heating, & Electrical sell, install, and repair HVAC units of all makes and models. Reach out to us today!
Commercial
HVAC Service
Commercial cooling and heating repairs are inevitable. At Keefe's Air Conditioning, Heating, & Electrical, we supply an extensive array of heating as well as cooling support services to meet every one of your commercial HVAC installation, replacement, repair work, and maintenance needs.
Emergency
HVAC Service
Emergencies may and do happen, and when they do, rest comfortably that we will will be there for you! Keefe's Air Conditioning, Heating, & Electrical can easily offer emergency assistance at any moment of the day or night. Don’t hesitate to contact us the moment an emergency occurs!
24 Hour Service
We deliver HVAC services 24 hours a day, 7 days a week, 365 days a year. One of our many service options guarantees that your comfort demands are satisfied within your time frame and that even your most worrisome heating or air conditioner issues will be fixed today. Your time is precious– and our company will not keep you waiting!
25 YEARS EXPERIENCE
With over two decades of experience bringing our client’s complete satisfaction, Keefe's Air Conditioning, Heating, & Electrical is a leading provider of HVAC services. Serving residential properties and businesses within , we complete routine maintenance, repair work and new installations customized to your needs and budget demands.
Testimonials
Contact Us
Keefe’s Air Conditioning, Heating, & Electrical
1919 Enterprise Dr, Harvey, LA 70058, United States
Telephone
+1 800-349-3918
Hours
Open 24 hours
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More About Metairie, LA
Metairie (/ˈmɛtəri/MET-ər-ee) is a census-designated place (CDP) in Jefferson Parish, Louisiana, United States, and is part of the New Orleans metropolitan area. With a population at the 2010 census of 138,481,[1] Metairie is the largest community in Jefferson Parish and the fifth-largest CDP in the United States.[2] It is an unincorporated area that would be Louisiana’s fourth-largest city if it were incorporated.[3][4] The zip codes that serve the community are 70001–70006.
Métairie is the French term for a small tenant farm which paid the landlord with a share of the produce, also known as sharecropping. In the 1760s, many of the original French farmers were tenants; after the Civil War, the majority of the community’s inhabitants were sharecroppers until urbanization started in the 1910s.
Space pressure can be either positive or unfavorable with regard to outside the room. Favorable pressure takes place when there is more air being supplied than tired, and prevails to minimize the infiltration of outdoors pollutants. Natural ventilation is an essential factor in reducing the spread of airborne diseases such as tuberculosis, the common cold, influenza and meningitis.
Natural ventilation needs little maintenance and is low-cost. An air conditioning system, or a standalone a/c, offers cooling and humidity control for all or part of a building. Air conditioned buildings typically have sealed windows, due to the fact that open windows would work versus the system intended to keep continuous indoor air conditions.
The portion of return air made up of fresh air can generally be controlled by changing the opening of this vent. Typical fresh air consumption is about 10%. [] Air conditioning and refrigeration are provided through the elimination of heat. Heat can be removed through radiation, convection, or conduction. Refrigeration conduction media such as water, air, ice, and chemicals are described as refrigerants.
It is important that the cooling horse power suffices for the area being cooled. Underpowered a/c system will result in power wastage and ineffective use. Adequate horsepower is needed for any a/c unit set up. The refrigeration cycle utilizes four vital components to cool. The system refrigerant begins its cycle in a gaseous state.
From there it goes into a heat exchanger (sometimes called a condensing coil or condenser) where it loses energy (heat) to the outside, cools, and condenses into its liquid stage. An (also called metering device) regulates the refrigerant liquid to flow at the correct rate. The liquid refrigerant is returned to another heat exchanger where it is allowed to vaporize, thus the heat exchanger is often called an evaporating coil or evaporator.
While doing so, heat is taken in from indoors and transferred outdoors, leading to cooling of the building. In variable environments, the system might include a reversing valve that changes from heating in winter season to cooling in summertime. By reversing the flow of refrigerant, the heatpump refrigeration cycle is altered from cooling to heating or vice versa.
Free cooling systems can have very high effectiveness, and are often combined with seasonal thermal energy storage so that the cold of winter can be used for summer cooling. Common storage mediums are deep aquifers or a natural underground rock mass accessed by means of a cluster of small-diameter, heat-exchanger-equipped boreholes.
The heatpump is added-in since the storage acts as a heat sink when the system is in cooling (instead of charging) mode, causing the temperature to slowly increase during the cooling season. Some systems include an “economizer mode”, which is often called a “free-cooling mode”. When economizing, the control system will open (totally or partly) the outdoors air damper and close (completely or partly) the return air damper.
When the outside air is cooler than the required cool air, this will allow the need to be satisfied without utilizing the mechanical supply of cooling (usually chilled water or a direct growth “DX” system), thus conserving energy. The control system can compare the temperature of the outdoors air vs.
In both cases, the outdoors air must be less energetic than the return air for the system to get in the economizer mode. Central, “all-air” air-conditioning systems (or bundle systems) with a combined outside condenser/evaporator unit are typically set up in North American homes, workplaces, and public buildings, but are tough to retrofit (install in a building that was not developed to get it) because of the large duct required.
An alternative to packaged systems is the usage of different indoor and outdoor coils in split systems. Split systems are preferred and extensively utilized around the world except in The United States and Canada. In The United States and Canada, split systems are usually seen in property applications, however they are getting appeal in little business buildings.
The benefits of ductless cooling systems consist of easy installation, no ductwork, greater zonal control, flexibility of control and quiet operation. [] In area conditioning, the duct losses can represent 30% of energy usage. The use of minisplit can result in energy savings in area conditioning as there are no losses related to ducting.
Indoor systems with directional vents mount onto walls, suspended from ceilings, or suit the ceiling. Other indoor systems mount inside the ceiling cavity, so that short lengths of duct deal with air from the indoor unit to vents or diffusers around the spaces. Split systems are more effective and the footprint is generally smaller than the bundle systems.